28481456

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{4931}}^1$

素因数の和:4977

約数の個数: 30

約数和(自身を含む): 58251852

約数和(自身を除く): 29770396

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 4931, 5776, 9862, 19724, 39448, 78896, 93689, 187378, 374756, 749512, 1499024, 1780091, 3560182, 7120364, 14240728, 28481456]

約数ペア:

[(1, 28481456), (2, 14240728), (4, 7120364), (8, 3560182), (16, 1780091), (19, 1499024), (38, 749512), (76, 374756), (152, 187378), (304, 93689), (361, 78896), (722, 39448), (1444, 19724), (2888, 9862), (4931, 5776)]