20618789151

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{5094833}}^1$

素因数の和:5094926

約数の個数: 16

約数和(自身を含む): 29346243840

約数和(自身を除く): 8727454689

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 5094833, 15284499, 96801827, 290405481, 361733143, 1085199429, 6872929717, 20618789151]

約数ペア:

[(1, 20618789151), (3, 6872929717), (19, 1085199429), (57, 361733143), (71, 290405481), (213, 96801827), (1349, 15284499), (4047, 5094833)]