18265740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{304429}}^1$

素因数の和:304441

約数の個数: 24

約数和(自身を含む): 51144240

約数和(自身を除く): 32878500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 304429, 608858, 913287, 1217716, 1522145, 1826574, 3044290, 3653148, 4566435, 6088580, 9132870, 18265740]

約数ペア:

[(1, 18265740), (2, 9132870), (3, 6088580), (4, 4566435), (5, 3653148), (6, 3044290), (10, 1826574), (12, 1522145), (15, 1217716), (20, 913287), (30, 608858), (60, 304429)]