3964808738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{905621}}^1$

素因数の和:905833

約数の個数: 16

約数和(自身を含む): 6520478400

約数和(自身を除く): 2555669662

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 905621, 1811242, 9961831, 19923662, 180218579, 360437158, 1982404369, 3964808738]

約数ペア:

[(1, 3964808738), (2, 1982404369), (11, 360437158), (22, 180218579), (199, 19923662), (398, 9961831), (2189, 1811242), (4378, 905621)]