20648298

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1621}}^1$

素因数の和:1830

約数の個数: 32

約数和(自身を含む): 45312192

約数和(自身を除く): 24663894

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 193, 386, 579, 1158, 1621, 2123, 3242, 4246, 4863, 6369, 9726, 12738, 17831, 35662, 53493, 106986, 312853, 625706, 938559, 1877118, 3441383, 6882766, 10324149, 20648298]

約数ペア:

[(1, 20648298), (2, 10324149), (3, 6882766), (6, 3441383), (11, 1877118), (22, 938559), (33, 625706), (66, 312853), (193, 106986), (386, 53493), (579, 35662), (1158, 17831), (1621, 12738), (2123, 9726), (3242, 6369), (4246, 4863)]