20541279

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6163}}^1$

素因数の和:6278

約数の個数: 16

約数和(自身を含む): 30178944

約数和(自身を除く): 9637665

約数列:

[1, 3, 11, 33, 101, 303, 1111, 3333, 6163, 18489, 67793, 203379, 622463, 1867389, 6847093, 20541279]

約数ペア:

[(1, 20541279), (3, 6847093), (11, 1867389), (33, 622463), (101, 203379), (303, 67793), (1111, 18489), (3333, 6163)]