19680904317

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{3098867}}^1$

素因数の和:3098972

約数の個数: 16

約数和(自身を含む): 27517947840

約数和(自身を除く): 7837043523

約数列:

[1, 3, 29, 73, 87, 219, 2117, 6351, 3098867, 9296601, 89867143, 226217291, 269601429, 678651873, 6560301439, 19680904317]

約数ペア:

[(1, 19680904317), (3, 6560301439), (29, 678651873), (73, 269601429), (87, 226217291), (219, 89867143), (2117, 9296601), (6351, 3098867)]