18804657

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 25724160

約数和(自身を除く): 6919503

約数列:

[1, 3, 59, 131, 177, 393, 811, 2433, 7729, 23187, 47849, 106241, 143547, 318723, 6268219, 18804657]

約数ペア:

[(1, 18804657), (3, 6268219), (59, 318723), (131, 143547), (177, 106241), (393, 47849), (811, 23187), (2433, 7729)]