20097921177

素因数分解:

$3^3\times {\mathrm{13121}}^1\times {\mathrm{56731}}^1$

素因数の和:69861

約数の個数: 16

約数和(自身を含む): 29777492160

約数和(自身を除く): 9679570983

約数列:

[1, 3, 9, 27, 13121, 39363, 56731, 118089, 170193, 354267, 510579, 1531737, 744367451, 2233102353, 6699307059, 20097921177]

約数ペア:

[(1, 20097921177), (3, 6699307059), (9, 2233102353), (27, 744367451), (13121, 1531737), (39363, 510579), (56731, 354267), (118089, 170193)]