20800976

素因数分解:

$2^4\times 7^1\times {\mathrm{185723}}^1$

素因数の和:185738

約数の個数: 20

約数和(自身を含む): 46059552

約数和(自身を除く): 25258576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 185723, 371446, 742892, 1300061, 1485784, 2600122, 2971568, 5200244, 10400488, 20800976]

約数ペア:

[(1, 20800976), (2, 10400488), (4, 5200244), (7, 2971568), (8, 2600122), (14, 1485784), (16, 1300061), (28, 742892), (56, 371446), (112, 185723)]