51321904

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{13421}}^1$

素因数の和:13668

約数の個数: 20

約数和(自身を含む): 99859680

約数和(自身を除く): 48537776

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 13421, 26842, 53684, 107368, 214736, 3207619, 6415238, 12830476, 25660952, 51321904]

約数ペア:

[(1, 51321904), (2, 25660952), (4, 12830476), (8, 6415238), (16, 3207619), (239, 214736), (478, 107368), (956, 53684), (1912, 26842), (3824, 13421)]