20884278321

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{39330091}}^1$

素因数の和:39330156

約数の個数: 12

約数和(自身を含む): 30677471760

約数和(自身を除く): 9793193439

約数列:

[1, 3, 9, 59, 177, 531, 39330091, 117990273, 353970819, 2320475369, 6961426107, 20884278321]

約数ペア:

[(1, 20884278321), (3, 6961426107), (9, 2320475369), (59, 353970819), (177, 117990273), (531, 39330091)]