208528208

素因数分解:

$2^4\times 7^1\times {\mathrm{1861859}}^1$

素因数の和:1861874

約数の個数: 20

約数和(自身を含む): 461741280

約数和(自身を除く): 253213072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1861859, 3723718, 7447436, 13033013, 14894872, 26066026, 29789744, 52132052, 104264104, 208528208]

約数ペア:

[(1, 208528208), (2, 104264104), (4, 52132052), (7, 29789744), (8, 26066026), (14, 14894872), (16, 13033013), (28, 7447436), (56, 3723718), (112, 1861859)]