20698834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{3331}}^1$

素因数の和:3585

約数の個数: 16

約数和(自身を含む): 33586560

約数和(自身を除く): 12887726

約数列:

[1, 2, 13, 26, 239, 478, 3107, 3331, 6214, 6662, 43303, 86606, 796109, 1592218, 10349417, 20698834]

約数ペア:

[(1, 20698834), (2, 10349417), (13, 1592218), (26, 796109), (239, 86606), (478, 43303), (3107, 6662), (3331, 6214)]