20796627

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 30730752

約数和(自身を除く): 9934125

約数列:

[1, 3, 17, 37, 51, 103, 107, 111, 309, 321, 629, 1751, 1819, 1887, 3811, 3959, 5253, 5457, 11021, 11433, 11877, 33063, 64787, 67303, 187357, 194361, 201909, 407777, 562071, 1223331, 6932209, 20796627]

約数ペア:

[(1, 20796627), (3, 6932209), (17, 1223331), (37, 562071), (51, 407777), (103, 201909), (107, 194361), (111, 187357), (309, 67303), (321, 64787), (629, 33063), (1751, 11877), (1819, 11433), (1887, 11021), (3811, 5457), (3959, 5253)]