20565209830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2213}}^1\times {\mathrm{84481}}^1$

素因数の和:86712

約数の個数: 32

約数和(自身を含む): 40401319968

約数和(自身を除く): 19836110138

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2213, 4426, 11065, 22130, 24343, 48686, 84481, 121715, 168962, 243430, 422405, 844810, 929291, 1858582, 4646455, 9292910, 186956453, 373912906, 934782265, 1869564530, 2056520983, 4113041966, 10282604915, 20565209830]

約数ペア:

[(1, 20565209830), (2, 10282604915), (5, 4113041966), (10, 2056520983), (11, 1869564530), (22, 934782265), (55, 373912906), (110, 186956453), (2213, 9292910), (4426, 4646455), (11065, 1858582), (22130, 929291), (24343, 844810), (48686, 422405), (84481, 243430), (121715, 168962)]