20009169

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{47303}}^1$

素因数の和:47356

約数の個数: 12

約数和(自身を含む): 29517696

約数和(自身を除く): 9508527

約数列:

[1, 3, 9, 47, 141, 423, 47303, 141909, 425727, 2223241, 6669723, 20009169]

約数ペア:

[(1, 20009169), (3, 6669723), (9, 2223241), (47, 425727), (141, 141909), (423, 47303)]