31085872

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{47387}}^1$

素因数の和:47436

約数の個数: 20

約数和(自身を含む): 61699176

約数和(自身を除く): 30613304

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 47387, 94774, 189548, 379096, 758192, 1942867, 3885734, 7771468, 15542936, 31085872]

約数ペア:

[(1, 31085872), (2, 15542936), (4, 7771468), (8, 3885734), (16, 1942867), (41, 758192), (82, 379096), (164, 189548), (328, 94774), (656, 47387)]