18928860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315481}}^1$

素因数の和:315493

約数の個数: 24

約数和(自身を含む): 53000976

約数和(自身を除く): 34072116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315481, 630962, 946443, 1261924, 1577405, 1892886, 3154810, 3785772, 4732215, 6309620, 9464430, 18928860]

約数ペア:

[(1, 18928860), (2, 9464430), (3, 6309620), (4, 4732215), (5, 3785772), (6, 3154810), (10, 1892886), (12, 1577405), (15, 1261924), (20, 946443), (30, 630962), (60, 315481)]