2021836144

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{398627}}^1$

素因数の和:398952

約数の個数: 20

約数和(自身を含む): 3929674824

約数和(自身を除く): 1907838680

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 398627, 797254, 1594508, 3189016, 6378032, 126364759, 252729518, 505459036, 1010918072, 2021836144]

約数ペア:

[(1, 2021836144), (2, 1010918072), (4, 505459036), (8, 252729518), (16, 126364759), (317, 6378032), (634, 3189016), (1268, 1594508), (2536, 797254), (5072, 398627)]