20163984884

素因数分解:

$2^2\times {\mathrm{10391}}^1\times {\mathrm{485131}}^1$

素因数の和:495526

約数の個数: 12

約数和(自身を含む): 35290442208

約数和(自身を除く): 15126457324

約数列:

[1, 2, 4, 10391, 20782, 41564, 485131, 970262, 1940524, 5040996221, 10081992442, 20163984884]

約数ペア:

[(1, 20163984884), (2, 10081992442), (4, 5040996221), (10391, 1940524), (20782, 970262), (41564, 485131)]