18692937

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{2593}}^1$

素因数の和:2694

約数の個数: 20

約数和(自身を含む): 28248660

約数和(自身を除く): 9555723

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 2593, 7209, 7779, 23337, 70011, 210033, 230777, 692331, 2076993, 6230979, 18692937]

約数ペア:

[(1, 18692937), (3, 6230979), (9, 2076993), (27, 692331), (81, 230777), (89, 210033), (267, 70011), (801, 23337), (2403, 7779), (2593, 7209)]