398640596

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{5245271}}^1$

素因数の和:5245294

約数の個数: 12

約数和(自身を含む): 734338080

約数和(自身を除く): 335697484

約数列:

[1, 2, 4, 19, 38, 76, 5245271, 10490542, 20981084, 99660149, 199320298, 398640596]

約数ペア:

[(1, 398640596), (2, 199320298), (4, 99660149), (19, 20981084), (38, 10490542), (76, 5245271)]