16688428

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{353}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 29973888

約数和(自身を除く): 13285460

約数列:

[1, 2, 4, 53, 106, 212, 223, 353, 446, 706, 892, 1412, 11819, 18709, 23638, 37418, 47276, 74836, 78719, 157438, 314876, 4172107, 8344214, 16688428]

約数ペア:

[(1, 16688428), (2, 8344214), (4, 4172107), (53, 314876), (106, 157438), (212, 78719), (223, 74836), (353, 47276), (446, 37418), (706, 23638), (892, 18709), (1412, 11819)]