20417958

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1021}}^1$

素因数の和:1141

約数の個数: 48

約数和(自身を含む): 48786192

約数和(自身を除く): 28368234

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 101, 198, 202, 303, 606, 909, 1021, 1111, 1818, 2042, 2222, 3063, 3333, 6126, 6666, 9189, 9999, 11231, 18378, 19998, 22462, 33693, 67386, 101079, 103121, 202158, 206242, 309363, 618726, 928089, 1134331, 1856178, 2268662, 3402993, 6805986, 10208979, 20417958]

約数ペア:

[(1, 20417958), (2, 10208979), (3, 6805986), (6, 3402993), (9, 2268662), (11, 1856178), (18, 1134331), (22, 928089), (33, 618726), (66, 309363), (99, 206242), (101, 202158), (198, 103121), (202, 101079), (303, 67386), (606, 33693), (909, 22462), (1021, 19998), (1111, 18378), (1818, 11231), (2042, 9999), (2222, 9189), (3063, 6666), (3333, 6126)]