18240790

素因数分解:

$2^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{5081}}^1$

素因数の和:5447

約数の個数: 16

約数和(自身を含む): 32931360

約数和(自身を除く): 14690570

約数列:

[1, 2, 5, 10, 359, 718, 1795, 3590, 5081, 10162, 25405, 50810, 1824079, 3648158, 9120395, 18240790]

約数ペア:

[(1, 18240790), (2, 9120395), (5, 3648158), (10, 1824079), (359, 50810), (718, 25405), (1795, 10162), (3590, 5081)]