19958983202

素因数分解:

$2^1\times {\mathrm{199}}^2\times {\mathrm{252001}}^1$

素因数の和:252401

約数の個数: 12

約数和(自身を含む): 30089794806

約数和(自身を除く): 10130811604

約数列:

[1, 2, 199, 398, 39601, 79202, 252001, 504002, 50148199, 100296398, 9979491601, 19958983202]

約数ペア:

[(1, 19958983202), (2, 9979491601), (199, 100296398), (398, 50148199), (39601, 504002), (79202, 252001)]