20810008

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{44089}}^1$

素因数の和:44154

約数の個数: 16

約数和(自身を含む): 39681000

約数和(自身を除く): 18870992

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 44089, 88178, 176356, 352712, 2601251, 5202502, 10405004, 20810008]

約数ペア:

[(1, 20810008), (2, 10405004), (4, 5202502), (8, 2601251), (59, 352712), (118, 176356), (236, 88178), (472, 44089)]