20081288

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{23029}}^1$

素因数の和:23144

約数の個数: 16

約数和(自身を含む): 37999500

約数和(自身を除く): 17918212

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 23029, 46058, 92116, 184232, 2510161, 5020322, 10040644, 20081288]

約数ペア:

[(1, 20081288), (2, 10040644), (4, 5020322), (8, 2510161), (109, 184232), (218, 92116), (436, 46058), (872, 23029)]