20197430721

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{4159}}^1\times {\mathrm{41507}}^1$

素因数の和:45685

約数の個数: 24

約数和(自身を含む): 31426536960

約数和(自身を除く): 11229106239

約数列:

[1, 3, 9, 13, 39, 117, 4159, 12477, 37431, 41507, 54067, 124521, 162201, 373563, 486603, 539591, 1618773, 4856319, 172627613, 517882839, 1553648517, 2244158969, 6732476907, 20197430721]

約数ペア:

[(1, 20197430721), (3, 6732476907), (9, 2244158969), (13, 1553648517), (39, 517882839), (117, 172627613), (4159, 4856319), (12477, 1618773), (37431, 539591), (41507, 486603), (54067, 373563), (124521, 162201)]