20181608

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{35531}}^1$

素因数の和:35608

約数の個数: 16

約数和(自身を含む): 38374560

約数和(自身を除く): 18192952

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 35531, 71062, 142124, 284248, 2522701, 5045402, 10090804, 20181608]

約数ペア:

[(1, 20181608), (2, 10090804), (4, 5045402), (8, 2522701), (71, 284248), (142, 142124), (284, 71062), (568, 35531)]