20697393

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{937}}^1$

素因数の和:1176

約数の個数: 16

約数和(自身を含む): 28515200

約数和(自身を除く): 7817807

約数列:

[1, 3, 37, 111, 199, 597, 937, 2811, 7363, 22089, 34669, 104007, 186463, 559389, 6899131, 20697393]

約数ペア:

[(1, 20697393), (3, 6899131), (37, 559389), (111, 186463), (199, 104007), (597, 34669), (937, 22089), (2811, 7363)]