18441956

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{27281}}^1$

素因数の和:27311

約数の個数: 18

約数和(自身を含む): 34948242

約数和(自身を除く): 16506286

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 27281, 54562, 109124, 354653, 709306, 1418612, 4610489, 9220978, 18441956]

約数ペア:

[(1, 18441956), (2, 9220978), (4, 4610489), (13, 1418612), (26, 709306), (52, 354653), (169, 109124), (338, 54562), (676, 27281)]