18245180

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2707}}^1$

素因数の和:3053

約数の個数: 24

約数和(自身を含む): 38442768

約数和(自身を除く): 20197588

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 2707, 3370, 5414, 6740, 10828, 13535, 27070, 54140, 912259, 1824518, 3649036, 4561295, 9122590, 18245180]

約数ペア:

[(1, 18245180), (2, 9122590), (4, 4561295), (5, 3649036), (10, 1824518), (20, 912259), (337, 54140), (674, 27070), (1348, 13535), (1685, 10828), (2707, 6740), (3370, 5414)]