20027557

素因数分解:

${\mathrm{11}}^3\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:441

約数の個数: 16

約数和(自身を含む): 22627584

約数和(自身を除く): 2600027

約数列:

[1, 11, 41, 121, 367, 451, 1331, 4037, 4961, 15047, 44407, 54571, 165517, 488477, 1820687, 20027557]

約数ペア:

[(1, 20027557), (11, 1820687), (41, 488477), (121, 165517), (367, 54571), (451, 44407), (1331, 15047), (4037, 4961)]