19769477

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4099}}^1$

素因数の和:4172

約数の個数: 16

約数和(自身を含む): 24796800

約数和(自身を除く): 5027323

約数列:

[1, 7, 13, 53, 91, 371, 689, 4099, 4823, 28693, 53287, 217247, 373009, 1520729, 2824211, 19769477]

約数ペア:

[(1, 19769477), (7, 2824211), (13, 1520729), (53, 373009), (91, 217247), (371, 53287), (689, 28693), (4099, 4823)]