20723439

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{5869}}^1$

素因数の和:5990

約数の個数: 16

約数和(自身を含む): 30430080

約数和(自身を除く): 9706641

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 5869, 17607, 64559, 193677, 627983, 1883949, 6907813, 20723439]

約数ペア:

[(1, 20723439), (3, 6907813), (11, 1883949), (33, 627983), (107, 193677), (321, 64559), (1177, 17607), (3531, 5869)]