18729285

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{8269}}^1$

素因数の和:8428

約数の個数: 16

約数和(自身を含む): 30168960

約数和(自身を除く): 11439675

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 8269, 24807, 41345, 124035, 1248619, 3745857, 6243095, 18729285]

約数ペア:

[(1, 18729285), (3, 6243095), (5, 3745857), (15, 1248619), (151, 124035), (453, 41345), (755, 24807), (2265, 8269)]