208681768

素因数分解:

$2^3\times {\mathrm{1259}}^1\times {\mathrm{20719}}^1$

素因数の和:21984

約数の個数: 16

約数和(自身を含む): 391608000

約数和(自身を除く): 182926232

約数列:

[1, 2, 4, 8, 1259, 2518, 5036, 10072, 20719, 41438, 82876, 165752, 26085221, 52170442, 104340884, 208681768]

約数ペア:

[(1, 208681768), (2, 104340884), (4, 52170442), (8, 26085221), (1259, 165752), (2518, 82876), (5036, 41438), (10072, 20719)]