19918110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{663937}}^1$

素因数の和:663947

約数の個数: 16

約数和(自身を含む): 47803536

約数和(自身を除く): 27885426

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 663937, 1327874, 1991811, 3319685, 3983622, 6639370, 9959055, 19918110]

約数ペア:

[(1, 19918110), (2, 9959055), (3, 6639370), (5, 3983622), (6, 3319685), (10, 1991811), (15, 1327874), (30, 663937)]