18015976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2027}}^1$

素因数の和:2145

約数の個数: 32

約数和(自身を含む): 37234080

約数和(自身を除く): 19218104

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 101, 202, 404, 808, 1111, 2027, 2222, 4054, 4444, 8108, 8888, 16216, 22297, 44594, 89188, 178376, 204727, 409454, 818908, 1637816, 2251997, 4503994, 9007988, 18015976]

約数ペア:

[(1, 18015976), (2, 9007988), (4, 4503994), (8, 2251997), (11, 1637816), (22, 818908), (44, 409454), (88, 204727), (101, 178376), (202, 89188), (404, 44594), (808, 22297), (1111, 16216), (2027, 8888), (2222, 8108), (4054, 4444)]