20252631

素因数分解:

$3^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{443}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 31584384

約数和(自身を除く): 11331753

約数列:

[1, 3, 7, 21, 49, 147, 311, 443, 933, 1329, 2177, 3101, 6531, 9303, 15239, 21707, 45717, 65121, 137773, 413319, 964411, 2893233, 6750877, 20252631]

約数ペア:

[(1, 20252631), (3, 6750877), (7, 2893233), (21, 964411), (49, 413319), (147, 137773), (311, 65121), (443, 45717), (933, 21707), (1329, 15239), (2177, 9303), (3101, 6531)]