19945470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{664849}}^1$

素因数の和:664859

約数の個数: 16

約数和(自身を含む): 47869200

約数和(自身を除く): 27923730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 664849, 1329698, 1994547, 3324245, 3989094, 6648490, 9972735, 19945470]

約数ペア:

[(1, 19945470), (2, 9972735), (3, 6648490), (5, 3989094), (6, 3324245), (10, 1994547), (15, 1329698), (30, 664849)]