20605290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{686843}}^1$

素因数の和:686853

約数の個数: 16

約数和(自身を含む): 49452768

約数和(自身を除く): 28847478

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 686843, 1373686, 2060529, 3434215, 4121058, 6868430, 10302645, 20605290]

約数ペア:

[(1, 20605290), (2, 10302645), (3, 6868430), (5, 4121058), (6, 3434215), (10, 2060529), (15, 1373686), (30, 686843)]