18644079

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{811}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 25464320

約数和(自身を除く): 6820241

約数列:

[1, 3, 79, 97, 237, 291, 811, 2433, 7663, 22989, 64069, 78667, 192207, 236001, 6214693, 18644079]

約数ペア:

[(1, 18644079), (3, 6214693), (79, 236001), (97, 192207), (237, 78667), (291, 64069), (811, 22989), (2433, 7663)]