20332559

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3881}}^1$

素因数の和:3938

約数の個数: 12

約数和(自身を含む): 22732992

約数和(自身を除く): 2400433

約数列:

[1, 13, 31, 169, 403, 3881, 5239, 50453, 120311, 655889, 1564043, 20332559]

約数ペア:

[(1, 20332559), (13, 1564043), (31, 655889), (169, 120311), (403, 50453), (3881, 5239)]