20187329525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{3541}}^1\times {\mathrm{20731}}^1$

素因数の和:24293

約数の個数: 24

約数和(自身を含む): 27316980768

約数和(自身を除く): 7129651243

約数列:

[1, 5, 11, 25, 55, 275, 3541, 17705, 20731, 38951, 88525, 103655, 194755, 228041, 518275, 973775, 1140205, 5701025, 73408471, 367042355, 807493181, 1835211775, 4037465905, 20187329525]

約数ペア:

[(1, 20187329525), (5, 4037465905), (11, 1835211775), (25, 807493181), (55, 367042355), (275, 73408471), (3541, 5701025), (17705, 1140205), (20731, 973775), (38951, 518275), (88525, 228041), (103655, 194755)]