18804907818

素因数分解:

$2^1\times 3^2\times {\mathrm{1044717101}}^1$

素因数の和:1044717109

約数の個数: 12

約数和(自身を含む): 40743966978

約数和(自身を除く): 21939059160

約数列:

[1, 2, 3, 6, 9, 18, 1044717101, 2089434202, 3134151303, 6268302606, 9402453909, 18804907818]

約数ペア:

[(1, 18804907818), (2, 9402453909), (3, 6268302606), (6, 3134151303), (9, 2089434202), (18, 1044717101)]