20167993391

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{2237}}^1\times {\mathrm{7621}}^1$

素因数の和:9891

約数の個数: 24

約数和(自身を含む): 24972964704

約数和(自身を除く): 4804971313

約数列:

[1, 7, 13, 91, 169, 1183, 2237, 7621, 15659, 29081, 53347, 99073, 203567, 378053, 693511, 1287949, 2646371, 9015643, 17048177, 119337239, 221626301, 1551384107, 2881141913, 20167993391]

約数ペア:

[(1, 20167993391), (7, 2881141913), (13, 1551384107), (91, 221626301), (169, 119337239), (1183, 17048177), (2237, 9015643), (7621, 2646371), (15659, 1287949), (29081, 693511), (53347, 378053), (99073, 203567)]