20620233

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 30663360

約数和(自身を除く): 10043127

約数列:

[1, 3, 9, 53, 139, 159, 311, 417, 477, 933, 1251, 2799, 7367, 16483, 22101, 43229, 49449, 66303, 129687, 148347, 389061, 2291137, 6873411, 20620233]

約数ペア:

[(1, 20620233), (3, 6873411), (9, 2291137), (53, 389061), (139, 148347), (159, 129687), (311, 66303), (417, 49449), (477, 43229), (933, 22101), (1251, 16483), (2799, 7367)]