20624261

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2417}}^1$

素因数の和:2500

約数の個数: 16

約数和(自身を含む): 25069824

約数和(自身を除く): 4445563

約数列:

[1, 7, 23, 53, 161, 371, 1219, 2417, 8533, 16919, 55591, 128101, 389137, 896707, 2946323, 20624261]

約数ペア:

[(1, 20624261), (7, 2946323), (23, 896707), (53, 389137), (161, 128101), (371, 55591), (1219, 16919), (2417, 8533)]