20882069

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1549}}^1$

素因数の和:1640

約数の個数: 16

約数和(自身を含む): 24217200

約数和(自身を除く): 3335131

約数列:

[1, 13, 17, 61, 221, 793, 1037, 1549, 13481, 20137, 26333, 94489, 342329, 1228357, 1606313, 20882069]

約数ペア:

[(1, 20882069), (13, 1606313), (17, 1228357), (61, 342329), (221, 94489), (793, 26333), (1037, 20137), (1549, 13481)]