18880408

素因数分解:

$2^3\times {\mathrm{1009}}^1\times {\mathrm{2339}}^1$

素因数の和:3354

約数の個数: 16

約数和(自身を含む): 35451000

約数和(自身を除く): 16570592

約数列:

[1, 2, 4, 8, 1009, 2018, 2339, 4036, 4678, 8072, 9356, 18712, 2360051, 4720102, 9440204, 18880408]

約数ペア:

[(1, 18880408), (2, 9440204), (4, 4720102), (8, 2360051), (1009, 18712), (2018, 9356), (2339, 8072), (4036, 4678)]