981646544

素因数分解:

$2^4\times {\mathrm{1229}}^1\times {\mathrm{49921}}^1$

素因数の和:51158

約数の個数: 20

約数和(自身を含む): 1903525860

約数和(自身を除く): 921879316

約数列:

[1, 2, 4, 8, 16, 1229, 2458, 4916, 9832, 19664, 49921, 99842, 199684, 399368, 798736, 61352909, 122705818, 245411636, 490823272, 981646544]

約数ペア:

[(1, 981646544), (2, 490823272), (4, 245411636), (8, 122705818), (16, 61352909), (1229, 798736), (2458, 399368), (4916, 199684), (9832, 99842), (19664, 49921)]