20131471381

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{2069}}^1\times {\mathrm{22787}}^1$

素因数の和:24924

約数の個数: 16

約数和(自身を含む): 23396895360

約数和(自身を除く): 3265423979

約数列:

[1, 7, 61, 427, 2069, 14483, 22787, 126209, 159509, 883463, 1390007, 9730049, 47146303, 330024121, 2875924483, 20131471381]

約数ペア:

[(1, 20131471381), (7, 2875924483), (61, 330024121), (427, 47146303), (2069, 9730049), (14483, 1390007), (22787, 883463), (126209, 159509)]