18675818

素因数分解:

$2^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{3779}}^1$

素因数の和:4141

約数の個数: 16

約数和(自身を含む): 32114880

約数和(自身を除く): 13439062

約数列:

[1, 2, 7, 14, 353, 706, 2471, 3779, 4942, 7558, 26453, 52906, 1333987, 2667974, 9337909, 18675818]

約数ペア:

[(1, 18675818), (2, 9337909), (7, 2667974), (14, 1333987), (353, 52906), (706, 26453), (2471, 7558), (3779, 4942)]