20601789

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9967}}^1$

素因数の和:10036

約数の個数: 16

約数和(自身を含む): 30143232

約数和(自身を除く): 9541443

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 9967, 29901, 129571, 388713, 528251, 1584753, 6867263, 20601789]

約数ペア:

[(1, 20601789), (3, 6867263), (13, 1584753), (39, 528251), (53, 388713), (159, 129571), (689, 29901), (2067, 9967)]