20166883551

素因数分解:

$3^4\times {\mathrm{248973871}}^1$

素因数の和:248973883

約数の個数: 10

約数和(自身を含む): 30125838512

約数和(自身を除く): 9958954961

約数列:

[1, 3, 9, 27, 81, 248973871, 746921613, 2240764839, 6722294517, 20166883551]

約数ペア:

[(1, 20166883551), (3, 6722294517), (9, 2240764839), (27, 746921613), (81, 248973871)]