131919472

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{64921}}^1$

素因数の和:65056

約数の個数: 20

約数和(自身を含む): 257610496

約数和(自身を除く): 125691024

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 64921, 129842, 259684, 519368, 1038736, 8244967, 16489934, 32979868, 65959736, 131919472]

約数ペア:

[(1, 131919472), (2, 65959736), (4, 32979868), (8, 16489934), (16, 8244967), (127, 1038736), (254, 519368), (508, 259684), (1016, 129842), (2032, 64921)]