20432530

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70457}}^1$

素因数の和:70493

約数の個数: 16

約数和(自身を含む): 38047320

約数和(自身を除く): 17614790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 70457, 140914, 352285, 704570, 2043253, 4086506, 10216265, 20432530]

約数ペア:

[(1, 20432530), (2, 10216265), (5, 4086506), (10, 2043253), (29, 704570), (58, 352285), (145, 140914), (290, 70457)]