20371219

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2657}}^1$

素因数の和:2726

約数の個数: 16

約数和(自身を含む): 24113376

約数和(自身を除く): 3742157

約数列:

[1, 11, 17, 41, 187, 451, 697, 2657, 7667, 29227, 45169, 108937, 496859, 1198307, 1851929, 20371219]

約数ペア:

[(1, 20371219), (11, 1851929), (17, 1198307), (41, 496859), (187, 108937), (451, 45169), (697, 29227), (2657, 7667)]