19783227

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{709}}^1$

素因数の和:914

約数の個数: 16

約数和(自身を含む): 26991360

約数和(自身を除く): 7208133

約数列:

[1, 3, 71, 131, 213, 393, 709, 2127, 9301, 27903, 50339, 92879, 151017, 278637, 6594409, 19783227]

約数ペア:

[(1, 19783227), (3, 6594409), (71, 278637), (131, 151017), (213, 92879), (393, 50339), (709, 27903), (2127, 9301)]