1900197812

素因数分解:

$2^2\times {\mathrm{7723}}^1\times {\mathrm{61511}}^1$

素因数の和:69238

約数の個数: 12

約数和(自身を含む): 3325830816

約数和(自身を除く): 1425633004

約数列:

[1, 2, 4, 7723, 15446, 30892, 61511, 123022, 246044, 475049453, 950098906, 1900197812]

約数ペア:

[(1, 1900197812), (2, 950098906), (4, 475049453), (7723, 246044), (15446, 123022), (30892, 61511)]