19609521

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1392

約数の個数: 16

約数和(自身を含む): 27010368

約数和(自身を除く): 7400847

約数列:

[1, 3, 41, 123, 131, 393, 1217, 3651, 5371, 16113, 49897, 149691, 159427, 478281, 6536507, 19609521]

約数ペア:

[(1, 19609521), (3, 6536507), (41, 478281), (123, 159427), (131, 149691), (393, 49897), (1217, 16113), (3651, 5371)]