20392463

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{809}}^1$

素因数の和:1106

約数の個数: 16

約数和(自身を含む): 25220160

約数和(自身を除く): 4827697

約数列:

[1, 7, 13, 91, 277, 809, 1939, 3601, 5663, 10517, 25207, 73619, 224093, 1568651, 2913209, 20392463]

約数ペア:

[(1, 20392463), (7, 2913209), (13, 1568651), (91, 224093), (277, 73619), (809, 25207), (1939, 10517), (3601, 5663)]