19758910

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{27067}}^1$

素因数の和:27147

約数の個数: 16

約数和(自身を含む): 36054576

約数和(自身を除く): 16295666

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 27067, 54134, 135335, 270670, 1975891, 3951782, 9879455, 19758910]

約数ペア:

[(1, 19758910), (2, 9879455), (5, 3951782), (10, 1975891), (73, 270670), (146, 135335), (365, 54134), (730, 27067)]