18450808

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{5639}}^1$

素因数の和:6054

約数の個数: 16

約数和(自身を含む): 34686000

約数和(自身を除く): 16235192

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 5639, 11278, 22556, 45112, 2306351, 4612702, 9225404, 18450808]

約数ペア:

[(1, 18450808), (2, 9225404), (4, 4612702), (8, 2306351), (409, 45112), (818, 22556), (1636, 11278), (3272, 5639)]