20457832

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{134591}}^1$

素因数の和:134616

約数の個数: 16

約数和(自身を含む): 40377600

約数和(自身を除く): 19919768

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 134591, 269182, 538364, 1076728, 2557229, 5114458, 10228916, 20457832]

約数ペア:

[(1, 20457832), (2, 10228916), (4, 5114458), (8, 2557229), (19, 1076728), (38, 538364), (76, 269182), (152, 134591)]