20338264

素因数分解:

$2^3\times {\mathrm{1193}}^1\times {\mathrm{2131}}^1$

素因数の和:3330

約数の個数: 16

約数和(自身を含む): 38184120

約数和(自身を除く): 17845856

約数列:

[1, 2, 4, 8, 1193, 2131, 2386, 4262, 4772, 8524, 9544, 17048, 2542283, 5084566, 10169132, 20338264]

約数ペア:

[(1, 20338264), (2, 10169132), (4, 5084566), (8, 2542283), (1193, 17048), (2131, 9544), (2386, 8524), (4262, 4772)]