20704208

素因数分解:

$2^4\times 7^1\times {\mathrm{184859}}^1$

素因数の和:184874

約数の個数: 20

約数和(自身を含む): 45845280

約数和(自身を除く): 25141072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 184859, 369718, 739436, 1294013, 1478872, 2588026, 2957744, 5176052, 10352104, 20704208]

約数ペア:

[(1, 20704208), (2, 10352104), (4, 5176052), (7, 2957744), (8, 2588026), (14, 1478872), (16, 1294013), (28, 739436), (56, 369718), (112, 184859)]