import sys
from collections import deque, Counter
sys.setrecursionlimit(5 * 10 ** 5)
from pypyjit import set_param
set_param('max_unroll_recursion=-1')
input = lambda: sys.stdin.readline().rstrip()
ii = lambda: int(input())
mi = lambda: map(int, input().split())
li = lambda: list(mi())
inf = 2 ** 63 - 1
mod = 998244353
from math import gcd
p, q = mi()
g = gcd(p, q)
p //= g; q //= g
ans = []
for n in range(1, 6 * 10 ** 7):
    if p * n - q > 0 and (q * n) % (p * n - q) == 0:
        m = (q * n) // (p * n - q)
        if m > 0:
            ans.append((n, m))
            ans.append((m, n))


ans = list(set(ans))

ans.sort()
print(len(ans))
for n, m in ans:
    print(n, m)