18906309

素因数分解:

$3^2\times {\mathrm{653}}^1\times {\mathrm{3217}}^1$

素因数の和:3876

約数の個数: 12

約数和(自身を含む): 27359436

約数和(自身を除く): 8453127

約数列:

[1, 3, 9, 653, 1959, 3217, 5877, 9651, 28953, 2100701, 6302103, 18906309]

約数ペア:

[(1, 18906309), (3, 6302103), (9, 2100701), (653, 28953), (1959, 9651), (3217, 5877)]