20501349

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27011}}^1$

素因数の和:27048

約数の個数: 16

約数和(自身を含む): 31117824

約数和(自身を除く): 10616475

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 27011, 81033, 297121, 621253, 891363, 1863759, 6833783, 20501349]

約数ペア:

[(1, 20501349), (3, 6833783), (11, 1863759), (23, 891363), (33, 621253), (69, 297121), (253, 81033), (759, 27011)]