18072315

素因数分解:

$3^4\times 5^1\times {\mathrm{44623}}^1$

素因数の和:44640

約数の個数: 20

約数和(自身を含む): 32397024

約数和(自身を除く): 14324709

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 44623, 133869, 223115, 401607, 669345, 1204821, 2008035, 3614463, 6024105, 18072315]

約数ペア:

[(1, 18072315), (3, 6024105), (5, 3614463), (9, 2008035), (15, 1204821), (27, 669345), (45, 401607), (81, 223115), (135, 133869), (405, 44623)]