20396982321

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{21180667}}^1$

素因数の和:21180780

約数の個数: 12

約数和(自身を含む): 29737657872

約数和(自身を除く): 9340675551

約数列:

[1, 3, 9, 107, 321, 963, 21180667, 63542001, 190626003, 2266331369, 6798994107, 20396982321]

約数ペア:

[(1, 20396982321), (3, 6798994107), (9, 2266331369), (107, 190626003), (321, 63542001), (963, 21180667)]