18900660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315011}}^1$

素因数の和:315023

約数の個数: 24

約数和(自身を含む): 52922016

約数和(自身を除く): 34021356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315011, 630022, 945033, 1260044, 1575055, 1890066, 3150110, 3780132, 4725165, 6300220, 9450330, 18900660]

約数ペア:

[(1, 18900660), (2, 9450330), (3, 6300220), (4, 4725165), (5, 3780132), (6, 3150110), (10, 1890066), (12, 1575055), (15, 1260044), (20, 945033), (30, 630022), (60, 315011)]