20799701073

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{999169}}^1$

素因数の和:999438

約数の個数: 20

約数和(自身を含む): 31192089060

約数和(自身を除く): 10392387987

約数列:

[1, 3, 9, 27, 81, 257, 771, 2313, 6939, 20817, 999169, 2997507, 8992521, 26977563, 80932689, 256786433, 770359299, 2311077897, 6933233691, 20799701073]

約数ペア:

[(1, 20799701073), (3, 6933233691), (9, 2311077897), (27, 770359299), (81, 256786433), (257, 80932689), (771, 26977563), (2313, 8992521), (6939, 2997507), (20817, 999169)]