199215952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{957769}}^1$

素因数の和:957790

約数の個数: 20

約数和(自身を含む): 415672180

約数和(自身を除く): 216456228

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 957769, 1915538, 3831076, 7662152, 12450997, 15324304, 24901994, 49803988, 99607976, 199215952]

約数ペア:

[(1, 199215952), (2, 99607976), (4, 49803988), (8, 24901994), (13, 15324304), (16, 12450997), (26, 7662152), (52, 3831076), (104, 1915538), (208, 957769)]