18904020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{315067}}^1$

素因数の和:315079

約数の個数: 24

約数和(自身を含む): 52931424

約数和(自身を除く): 34027404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 315067, 630134, 945201, 1260268, 1575335, 1890402, 3150670, 3780804, 4726005, 6301340, 9452010, 18904020]

約数ペア:

[(1, 18904020), (2, 9452010), (3, 6301340), (4, 4726005), (5, 3780804), (6, 3150670), (10, 1890402), (12, 1575335), (15, 1260268), (20, 945201), (30, 630134), (60, 315067)]