18028089

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{1699}}^1$

素因数の和:1842

約数の個数: 20

約数和(自身を含む): 27152400

約数和(自身を除く): 9124311

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 1699, 3537, 5097, 10611, 15291, 45873, 137619, 222569, 667707, 2003121, 6009363, 18028089]

約数ペア:

[(1, 18028089), (3, 6009363), (9, 2003121), (27, 667707), (81, 222569), (131, 137619), (393, 45873), (1179, 15291), (1699, 10611), (3537, 5097)]