20938712

素因数分解:

$2^3\times {\mathrm{463}}^1\times {\mathrm{5653}}^1$

素因数の和:6122

約数の個数: 16

約数和(自身を含む): 39351840

約数和(自身を除く): 18413128

約数列:

[1, 2, 4, 8, 463, 926, 1852, 3704, 5653, 11306, 22612, 45224, 2617339, 5234678, 10469356, 20938712]

約数ペア:

[(1, 20938712), (2, 10469356), (4, 5234678), (8, 2617339), (463, 45224), (926, 22612), (1852, 11306), (3704, 5653)]