20804586

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3121}}^1$

素因数の和:3238

約数の個数: 32

約数和(自身を含む): 45855936

約数和(自身を除く): 25051350

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 101, 202, 303, 606, 1111, 2222, 3121, 3333, 6242, 6666, 9363, 18726, 34331, 68662, 102993, 205986, 315221, 630442, 945663, 1891326, 3467431, 6934862, 10402293, 20804586]

約数ペア:

[(1, 20804586), (2, 10402293), (3, 6934862), (6, 3467431), (11, 1891326), (22, 945663), (33, 630442), (66, 315221), (101, 205986), (202, 102993), (303, 68662), (606, 34331), (1111, 18726), (2222, 9363), (3121, 6666), (3333, 6242)]