20102589

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9043}}^1$

素因数の和:9081

約数の個数: 24

約数和(自身を含む): 32920160

約数和(自身を除く): 12817571

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 9043, 27129, 81387, 117559, 171817, 352677, 515451, 1058031, 1546353, 2233621, 6700863, 20102589]

約数ペア:

[(1, 20102589), (3, 6700863), (9, 2233621), (13, 1546353), (19, 1058031), (39, 515451), (57, 352677), (117, 171817), (171, 117559), (247, 81387), (741, 27129), (2223, 9043)]