20126800467

素因数分解:

$3^2\times {\mathrm{421}}^1\times {\mathrm{5311903}}^1$

素因数の和:5312330

約数の個数: 12

約数和(自身を含む): 29141105344

約数和(自身を除く): 9014304877

約数列:

[1, 3, 9, 421, 1263, 3789, 5311903, 15935709, 47807127, 2236311163, 6708933489, 20126800467]

約数ペア:

[(1, 20126800467), (3, 6708933489), (9, 2236311163), (421, 47807127), (1263, 15935709), (3789, 5311903)]