15680918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10039}}^1$

素因数の和:10123

約数の個数: 16

約数和(自身を含む): 26023680

約数和(自身を除く): 10342762

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 10039, 20078, 110429, 220858, 712769, 1425538, 7840459, 15680918]

約数ペア:

[(1, 15680918), (2, 7840459), (11, 1425538), (22, 712769), (71, 220858), (142, 110429), (781, 20078), (1562, 10039)]