15988891868

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{2713}}^1\times {\mathrm{20183}}^1$

素因数の和:22973

約数の個数: 24

約数和(自身を含む): 28375716768

約数和(自身を除く): 12386824900

約数列:

[1, 2, 4, 73, 146, 292, 2713, 5426, 10852, 20183, 40366, 80732, 198049, 396098, 792196, 1473359, 2946718, 5893436, 54756479, 109512958, 219025916, 3997222967, 7994445934, 15988891868]

約数ペア:

[(1, 15988891868), (2, 7994445934), (4, 3997222967), (73, 219025916), (146, 109512958), (292, 54756479), (2713, 5893436), (5426, 2946718), (10852, 1473359), (20183, 792196), (40366, 396098), (80732, 198049)]