20825228

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{3803}}^1$

素因数の和:3881

約数の個数: 18

約数和(自身を含む): 37465596

約数和(自身を除く): 16640368

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 3803, 5476, 7606, 15212, 140711, 281422, 562844, 5206307, 10412614, 20825228]

約数ペア:

[(1, 20825228), (2, 10412614), (4, 5206307), (37, 562844), (74, 281422), (148, 140711), (1369, 15212), (2738, 7606), (3803, 5476)]