18676808

素因数分解:

$2^3\times {\mathrm{521}}^1\times {\mathrm{4481}}^1$

素因数の和:5008

約数の個数: 16

約数和(自身を含む): 35094060

約数和(自身を除く): 16417252

約数列:

[1, 2, 4, 8, 521, 1042, 2084, 4168, 4481, 8962, 17924, 35848, 2334601, 4669202, 9338404, 18676808]

約数ペア:

[(1, 18676808), (2, 9338404), (4, 4669202), (8, 2334601), (521, 35848), (1042, 17924), (2084, 8962), (4168, 4481)]