20959822

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{3373}}^1$

素因数の和:3627

約数の個数: 16

約数和(自身を含む): 34009920

約数和(自身を除く): 13050098

約数列:

[1, 2, 13, 26, 239, 478, 3107, 3373, 6214, 6746, 43849, 87698, 806147, 1612294, 10479911, 20959822]

約数ペア:

[(1, 20959822), (2, 10479911), (13, 1612294), (26, 806147), (239, 87698), (478, 43849), (3107, 6746), (3373, 6214)]