20145012027

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{6438163}}^1$

素因数の和:6438322

約数の個数: 16

約数和(自身を含む): 30903187200

約数和(自身を除く): 10758175173

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 6438163, 19314489, 45067141, 135201423, 959286287, 2877858861, 6715004009, 20145012027]

約数ペア:

[(1, 20145012027), (3, 6715004009), (7, 2877858861), (21, 959286287), (149, 135201423), (447, 45067141), (1043, 19314489), (3129, 6438163)]