2015820219

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5052181}}^1$

素因数の和:5052210

約数の個数: 16

約数和(自身を含む): 3233396480

約数和(自身を除く): 1217576261

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5052181, 15156543, 35365267, 95991439, 106095801, 287974317, 671940073, 2015820219]

約数ペア:

[(1, 2015820219), (3, 671940073), (7, 287974317), (19, 106095801), (21, 95991439), (57, 35365267), (133, 15156543), (399, 5052181)]