20905681833

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{1301}}^1\times {\mathrm{25147}}^1$

素因数の和:26525

約数の個数: 24

約数和(自身を含む): 30647163456

約数和(自身を除く): 9741481623

約数列:

[1, 3, 9, 71, 213, 639, 1301, 3903, 11709, 25147, 75441, 92371, 226323, 277113, 831339, 1785437, 5356311, 16068933, 32716247, 98148741, 294446223, 2322853537, 6968560611, 20905681833]

約数ペア:

[(1, 20905681833), (3, 6968560611), (9, 2322853537), (71, 294446223), (213, 98148741), (639, 32716247), (1301, 16068933), (3903, 5356311), (11709, 1785437), (25147, 831339), (75441, 277113), (92371, 226323)]