809838

素因数分解:

$2^1\times 3^4\times {\mathrm{4999}}^1$

素因数の和:5013

約数の個数: 20

約数和(自身を含む): 1815000

約数和(自身を除く): 1005162

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 4999, 9998, 14997, 29994, 44991, 89982, 134973, 269946, 404919, 809838]

約数ペア:

[(1, 809838), (2, 404919), (3, 269946), (6, 134973), (9, 89982), (18, 44991), (27, 29994), (54, 14997), (81, 9998), (162, 4999)]