2018979897

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^3\times {\mathrm{107}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 3000291840

約数和(自身を除く): 981311943

約数列:

[1, 3, 11, 33, 83, 107, 249, 321, 913, 1177, 2739, 3531, 6889, 8881, 20667, 26643, 75779, 97691, 227337, 293073, 571787, 737123, 1715361, 2211369, 6289657, 8108353, 18868971, 24325059, 61181209, 183543627, 672993299, 2018979897]

約数ペア:

[(1, 2018979897), (3, 672993299), (11, 183543627), (33, 61181209), (83, 24325059), (107, 18868971), (249, 8108353), (321, 6289657), (913, 2211369), (1177, 1715361), (2739, 737123), (3531, 571787), (6889, 293073), (8881, 227337), (20667, 97691), (26643, 75779)]