20317297

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20297}}^1$

素因数の和:20328

約数の個数: 16

約数和(自身を含む): 27280512

約数和(自身を除く): 6963215

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 20297, 142079, 223267, 263861, 1562869, 1847027, 2902471, 20317297]

約数ペア:

[(1, 20317297), (7, 2902471), (11, 1847027), (13, 1562869), (77, 263861), (91, 223267), (143, 142079), (1001, 20297)]