20215106

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{587}}^1$

素因数の和:913

約数の個数: 16

約数和(自身を含む): 30947616

約数和(自身を除く): 10732510

約数列:

[1, 2, 67, 134, 257, 514, 587, 1174, 17219, 34438, 39329, 78658, 150859, 301718, 10107553, 20215106]

約数ペア:

[(1, 20215106), (2, 10107553), (67, 301718), (134, 150859), (257, 78658), (514, 39329), (587, 34438), (1174, 17219)]