18976605

素因数分解:

$3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{4703}}^1$

素因数の和:4980

約数の個数: 16

約数和(自身を含む): 30481920

約数和(自身を除く): 11505315

約数列:

[1, 3, 5, 15, 269, 807, 1345, 4035, 4703, 14109, 23515, 70545, 1265107, 3795321, 6325535, 18976605]

約数ペア:

[(1, 18976605), (3, 6325535), (5, 3795321), (15, 1265107), (269, 70545), (807, 23515), (1345, 14109), (4035, 4703)]