18368145

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17747}}^1$

素因数の和:17781

約数の個数: 24

約数和(自身を含む): 33224256

約数和(自身を除く): 14856111

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 17747, 53241, 88735, 159723, 266205, 408181, 798615, 1224543, 2040905, 3673629, 6122715, 18368145]

約数ペア:

[(1, 18368145), (3, 6122715), (5, 3673629), (9, 2040905), (15, 1224543), (23, 798615), (45, 408181), (69, 266205), (115, 159723), (207, 88735), (345, 53241), (1035, 17747)]