19944717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2857}}^1$

素因数の和:3052

約数の個数: 16

約数和(自身を含む): 28808640

約数和(自身を除く): 8863923

約数列:

[1, 3, 13, 39, 179, 537, 2327, 2857, 6981, 8571, 37141, 111423, 511403, 1534209, 6648239, 19944717]

約数ペア:

[(1, 19944717), (3, 6648239), (13, 1534209), (39, 511403), (179, 111423), (537, 37141), (2327, 8571), (2857, 6981)]