838440188

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{20149}}^1$

素因数の和:20357

約数の個数: 24

約数和(自身を含む): 1496258400

約数和(自身を除く): 657818212

約数列:

[1, 2, 4, 101, 103, 202, 206, 404, 412, 10403, 20149, 20806, 40298, 41612, 80596, 2035049, 2075347, 4070098, 4150694, 8140196, 8301388, 209610047, 419220094, 838440188]

約数ペア:

[(1, 838440188), (2, 419220094), (4, 209610047), (101, 8301388), (103, 8140196), (202, 4150694), (206, 4070098), (404, 2075347), (412, 2035049), (10403, 80596), (20149, 41612), (20806, 40298)]