20338424

素因数分解:

$2^3\times {\mathrm{523}}^1\times {\mathrm{4861}}^1$

素因数の和:5390

約数の個数: 16

約数和(自身を含む): 38215320

約数和(自身を除く): 17876896

約数列:

[1, 2, 4, 8, 523, 1046, 2092, 4184, 4861, 9722, 19444, 38888, 2542303, 5084606, 10169212, 20338424]

約数ペア:

[(1, 20338424), (2, 10169212), (4, 5084606), (8, 2542303), (523, 38888), (1046, 19444), (2092, 9722), (4184, 4861)]