2019709521

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{4774727}}^1$

素因数の和:4774780

約数の個数: 12

約数和(自身を含む): 2979430272

約数和(自身を除く): 959720751

約数列:

[1, 3, 9, 47, 141, 423, 4774727, 14324181, 42972543, 224412169, 673236507, 2019709521]

約数ペア:

[(1, 2019709521), (3, 673236507), (9, 224412169), (47, 42972543), (141, 14324181), (423, 4774727)]