18828898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{3581}}^1$

素因数の和:3833

約数の個数: 16

約数和(自身を含む): 30948480

約数和(自身を除く): 12119582

約数列:

[1, 2, 11, 22, 239, 478, 2629, 3581, 5258, 7162, 39391, 78782, 855859, 1711718, 9414449, 18828898]

約数ペア:

[(1, 18828898), (2, 9414449), (11, 1711718), (22, 855859), (239, 78782), (478, 39391), (2629, 7162), (3581, 5258)]