18254949

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 26593920

約数和(自身を除く): 8338971

約数列:

[1, 3, 29, 37, 53, 87, 107, 111, 159, 321, 1073, 1537, 1961, 3103, 3219, 3959, 4611, 5671, 5883, 9309, 11877, 17013, 56869, 114811, 164459, 170607, 209827, 344433, 493377, 629481, 6084983, 18254949]

約数ペア:

[(1, 18254949), (3, 6084983), (29, 629481), (37, 493377), (53, 344433), (87, 209827), (107, 170607), (111, 164459), (159, 114811), (321, 56869), (1073, 17013), (1537, 11877), (1961, 9309), (3103, 5883), (3219, 5671), (3959, 4611)]