20747582

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32117}}^1$

素因数の和:32155

約数の個数: 16

約数和(自身を含む): 34687440

約数和(自身を除く): 13939858

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32117, 64234, 545989, 610223, 1091978, 1220446, 10373791, 20747582]

約数ペア:

[(1, 20747582), (2, 10373791), (17, 1220446), (19, 1091978), (34, 610223), (38, 545989), (323, 64234), (646, 32117)]