20195480669

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1\times {\mathrm{142903}}^1$

素因数の和:144476

約数の個数: 16

約数和(自身を含む): 24872155392

約数和(自身を除く): 4676674723

約数列:

[1, 7, 13, 91, 1553, 10871, 20189, 141323, 142903, 1000321, 1857739, 13004173, 221928359, 1553498513, 2885068667, 20195480669]

約数ペア:

[(1, 20195480669), (7, 2885068667), (13, 1553498513), (91, 221928359), (1553, 13004173), (10871, 1857739), (20189, 1000321), (141323, 142903)]