20045288

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{35291}}^1$

素因数の和:35368

約数の個数: 16

約数和(自身を含む): 38115360

約数和(自身を除く): 18070072

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 35291, 70582, 141164, 282328, 2505661, 5011322, 10022644, 20045288]

約数ペア:

[(1, 20045288), (2, 10022644), (4, 5011322), (8, 2505661), (71, 282328), (142, 141164), (284, 70582), (568, 35291)]