20184375428

素因数分解:

$2^2\times 7^1\times {\mathrm{4951}}^1\times {\mathrm{145601}}^1$

素因数の和:150563

約数の個数: 24

約数和(自身を含む): 40377181824

約数和(自身を除く): 20192806396

約数列:

[1, 2, 4, 7, 14, 28, 4951, 9902, 19804, 34657, 69314, 138628, 145601, 291202, 582404, 1019207, 2038414, 4076828, 720870551, 1441741102, 2883482204, 5046093857, 10092187714, 20184375428]

約数ペア:

[(1, 20184375428), (2, 10092187714), (4, 5046093857), (7, 2883482204), (14, 1441741102), (28, 720870551), (4951, 4076828), (9902, 2038414), (19804, 1019207), (34657, 582404), (69314, 291202), (138628, 145601)]