20776858

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:881

約数の個数: 16

約数和(自身を含む): 31703400

約数和(自身を除く): 10926542

約数列:

[1, 2, 113, 149, 226, 298, 617, 1234, 16837, 33674, 69721, 91933, 139442, 183866, 10388429, 20776858]

約数ペア:

[(1, 20776858), (2, 10388429), (113, 183866), (149, 139442), (226, 91933), (298, 69721), (617, 33674), (1234, 16837)]