20520592

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17569}}^1$

素因数の和:17650

約数の個数: 20

約数和(自身を含む): 40305580

約数和(自身を除く): 19784988

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17569, 35138, 70276, 140552, 281104, 1282537, 2565074, 5130148, 10260296, 20520592]

約数ペア:

[(1, 20520592), (2, 10260296), (4, 5130148), (8, 2565074), (16, 1282537), (73, 281104), (146, 140552), (292, 70276), (584, 35138), (1168, 17569)]