20514951

素因数分解:

$3^4\times {\mathrm{233}}^1\times {\mathrm{1087}}^1$

素因数の和:1332

約数の個数: 20

約数和(自身を含む): 30805632

約数和(自身を除く): 10290681

約数列:

[1, 3, 9, 27, 81, 233, 699, 1087, 2097, 3261, 6291, 9783, 18873, 29349, 88047, 253271, 759813, 2279439, 6838317, 20514951]

約数ペア:

[(1, 20514951), (3, 6838317), (9, 2279439), (27, 759813), (81, 253271), (233, 88047), (699, 29349), (1087, 18873), (2097, 9783), (3261, 6291)]