20403242

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{3541}}^1$

素因数の和:3653

約数の個数: 16

約数和(自身を含む): 31792992

約数和(自身を除く): 11389750

約数列:

[1, 2, 43, 67, 86, 134, 2881, 3541, 5762, 7082, 152263, 237247, 304526, 474494, 10201621, 20403242]

約数ペア:

[(1, 20403242), (2, 10201621), (43, 474494), (67, 304526), (86, 237247), (134, 152263), (2881, 7082), (3541, 5762)]