19670791

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1433}}^1$

素因数の和:1530

約数の個数: 16

約数和(自身を含む): 23540544

約数和(自身を除く): 3869753

約数列:

[1, 7, 37, 53, 259, 371, 1433, 1961, 10031, 13727, 53021, 75949, 371147, 531643, 2810113, 19670791]

約数ペア:

[(1, 19670791), (7, 2810113), (37, 531643), (53, 371147), (259, 75949), (371, 53021), (1433, 13727), (1961, 10031)]