18260539

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2131}}^1$

素因数の和:2202

約数の個数: 16

約数和(自身を含む): 21490560

約数和(自身を除く): 3230021

約数列:

[1, 11, 19, 41, 209, 451, 779, 2131, 8569, 23441, 40489, 87371, 445379, 961081, 1660049, 18260539]

約数ペア:

[(1, 18260539), (11, 1660049), (19, 961081), (41, 445379), (209, 87371), (451, 40489), (779, 23441), (2131, 8569)]