20228619

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{821}}^1$

素因数の和:1058

約数の個数: 16

約数和(自身を含む): 27777024

約数和(自身を除く): 7548405

約数列:

[1, 3, 43, 129, 191, 573, 821, 2463, 8213, 24639, 35303, 105909, 156811, 470433, 6742873, 20228619]

約数ペア:

[(1, 20228619), (3, 6742873), (43, 470433), (129, 156811), (191, 105909), (573, 35303), (821, 24639), (2463, 8213)]