20128030424

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81161413}}^1$

素因数の和:81161450

約数の個数: 16

約数和(自身を含む): 38957478720

約数和(自身を除く): 18829448296

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81161413, 162322826, 324645652, 649291304, 2516003803, 5032007606, 10064015212, 20128030424]

約数ペア:

[(1, 20128030424), (2, 10064015212), (4, 5032007606), (8, 2516003803), (31, 649291304), (62, 324645652), (124, 162322826), (248, 81161413)]