20581788

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{90271}}^1$

素因数の和:90297

約数の個数: 24

約数和(自身を含む): 50552320

約数和(自身を除く): 29970532

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 90271, 180542, 270813, 361084, 541626, 1083252, 1715149, 3430298, 5145447, 6860596, 10290894, 20581788]

約数ペア:

[(1, 20581788), (2, 10290894), (3, 6860596), (4, 5145447), (6, 3430298), (12, 1715149), (19, 1083252), (38, 541626), (57, 361084), (76, 270813), (114, 180542), (228, 90271)]