18304027

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 21565440

約数和(自身を除く): 3261413

約数列:

[1, 7, 53, 103, 371, 479, 721, 3353, 5459, 25387, 38213, 49337, 177709, 345359, 2614861, 18304027]

約数ペア:

[(1, 18304027), (7, 2614861), (53, 345359), (103, 177709), (371, 49337), (479, 38213), (721, 25387), (3353, 5459)]