20219745039

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2213}}^1\times {\mathrm{13781}}^1$

素因数の和:16027

約数の個数: 32

約数和(自身を含む): 30757454784

約数和(自身を除く): 10537709745

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 2213, 6639, 13781, 28769, 37621, 41343, 86307, 112863, 179153, 234277, 489073, 537459, 702831, 1467219, 3045601, 9136803, 30497353, 91492059, 396465589, 518455001, 1189396767, 1555365003, 6739915013, 20219745039]

約数ペア:

[(1, 20219745039), (3, 6739915013), (13, 1555365003), (17, 1189396767), (39, 518455001), (51, 396465589), (221, 91492059), (663, 30497353), (2213, 9136803), (6639, 3045601), (13781, 1467219), (28769, 702831), (37621, 537459), (41343, 489073), (86307, 234277), (112863, 179153)]