2020694403

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389569}}^1$

素因数の和:389611

約数の個数: 32

約数和(自身を含む): 3490547200

約数和(自身を除く): 1469852797

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 389569, 1168707, 2726983, 5064397, 7401811, 8180949, 15193191, 22205433, 35450779, 51812677, 96223543, 106352337, 155438031, 288670629, 673564801, 2020694403]

約数ペア:

[(1, 2020694403), (3, 673564801), (7, 288670629), (13, 155438031), (19, 106352337), (21, 96223543), (39, 51812677), (57, 35450779), (91, 22205433), (133, 15193191), (247, 8180949), (273, 7401811), (399, 5064397), (741, 2726983), (1729, 1168707), (5187, 389569)]