18937020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315617}}^1$

素因数の和:315629

約数の個数: 24

約数和(自身を含む): 53023824

約数和(自身を除く): 34086804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315617, 631234, 946851, 1262468, 1578085, 1893702, 3156170, 3787404, 4734255, 6312340, 9468510, 18937020]

約数ペア:

[(1, 18937020), (2, 9468510), (3, 6312340), (4, 4734255), (5, 3787404), (6, 3156170), (10, 1893702), (12, 1578085), (15, 1262468), (20, 946851), (30, 631234), (60, 315617)]