18628786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{8221}}^1$

素因数の和:8337

約数の個数: 16

約数和(自身を含む): 30783168

約数和(自身を除く): 12154382

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 8221, 16442, 90431, 180862, 846763, 1693526, 9314393, 18628786]

約数ペア:

[(1, 18628786), (2, 9314393), (11, 1693526), (22, 846763), (103, 180862), (206, 90431), (1133, 16442), (2266, 8221)]