18992733

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{673}}^1$

素因数の和:1108

約数の個数: 16

約数和(自身を含む): 26528640

約数和(自身を除く): 7535907

約数列:

[1, 3, 23, 69, 409, 673, 1227, 2019, 9407, 15479, 28221, 46437, 275257, 825771, 6330911, 18992733]

約数ペア:

[(1, 18992733), (3, 6330911), (23, 825771), (69, 275257), (409, 46437), (673, 28221), (1227, 15479), (2019, 9407)]