1258740016

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1918811}}^1$

素因数の和:1918860

約数の個数: 20

約数和(自身を含む): 2498293224

約数和(自身を除く): 1239553208

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1918811, 3837622, 7675244, 15350488, 30700976, 78671251, 157342502, 314685004, 629370008, 1258740016]

約数ペア:

[(1, 1258740016), (2, 629370008), (4, 314685004), (8, 157342502), (16, 78671251), (41, 30700976), (82, 15350488), (164, 7675244), (328, 3837622), (656, 1918811)]