20502268

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{677}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 36790992

約数和(自身を除く): 16288724

約数列:

[1, 2, 4, 67, 113, 134, 226, 268, 452, 677, 1354, 2708, 7571, 15142, 30284, 45359, 76501, 90718, 153002, 181436, 306004, 5125567, 10251134, 20502268]

約数ペア:

[(1, 20502268), (2, 10251134), (4, 5125567), (67, 306004), (113, 181436), (134, 153002), (226, 90718), (268, 76501), (452, 45359), (677, 30284), (1354, 15142), (2708, 7571)]