15840242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10141}}^1$

素因数の和:10225

約数の個数: 16

約数和(自身を含む): 26288064

約数和(自身を除く): 10447822

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 10141, 20282, 111551, 223102, 720011, 1440022, 7920121, 15840242]

約数ペア:

[(1, 15840242), (2, 7920121), (11, 1440022), (22, 720011), (71, 223102), (142, 111551), (781, 20282), (1562, 10141)]