205121956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1277}}^1\times {\mathrm{3089}}^1$

素因数の和:4383

約数の個数: 24

約数和(自身を含む): 387003960

約数和(自身を除く): 181882004

約数列:

[1, 2, 4, 13, 26, 52, 1277, 2554, 3089, 5108, 6178, 12356, 16601, 33202, 40157, 66404, 80314, 160628, 3944653, 7889306, 15778612, 51280489, 102560978, 205121956]

約数ペア:

[(1, 205121956), (2, 102560978), (4, 51280489), (13, 15778612), (26, 7889306), (52, 3944653), (1277, 160628), (2554, 80314), (3089, 66404), (5108, 40157), (6178, 33202), (12356, 16601)]