20876218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{823}}^1\times {\mathrm{1153}}^1$

素因数の和:1989

約数の個数: 16

約数和(自身を含む): 34232256

約数和(自身を除く): 13356038

約数列:

[1, 2, 11, 22, 823, 1153, 1646, 2306, 9053, 12683, 18106, 25366, 948919, 1897838, 10438109, 20876218]

約数ペア:

[(1, 20876218), (2, 10438109), (11, 1897838), (22, 948919), (823, 25366), (1153, 18106), (1646, 12683), (2306, 9053)]