20705894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{8329}}^1$

素因数の和:8455

約数の個数: 16

約数和(自身を含む): 34186320

約数和(自身を除く): 13480426

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 8329, 16658, 91619, 183238, 941177, 1882354, 10352947, 20705894]

約数ペア:

[(1, 20705894), (2, 10352947), (11, 1882354), (22, 941177), (113, 183238), (226, 91619), (1243, 16658), (2486, 8329)]