2019984321617

素因数分解:

${\mathrm{199}}^2\times {\mathrm{509}}^1\times {\mathrm{100213}}^1$

素因数の和:101120

約数の個数: 12

約数和(自身を含む): 2034194881140

約数和(自身を除く): 14210559523

約数列:

[1, 199, 509, 39601, 100213, 101291, 19942387, 20156909, 51008417, 3968535013, 10150674983, 2019984321617]

約数ペア:

[(1, 2019984321617), (199, 10150674983), (509, 3968535013), (39601, 51008417), (100213, 20156909), (101291, 19942387)]