16813816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{123631}}^1$

素因数の和:123654

約数の個数: 16

約数和(自身を含む): 33380640

約数和(自身を除く): 16566824

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 123631, 247262, 494524, 989048, 2101727, 4203454, 8406908, 16813816]

約数ペア:

[(1, 16813816), (2, 8406908), (4, 4203454), (8, 2101727), (17, 989048), (34, 494524), (68, 247262), (136, 123631)]