20161993677

素因数分解:

$3^1\times 7^1\times {\mathrm{4759}}^1\times {\mathrm{201743}}^1$

素因数の和:206512

約数の個数: 16

約数和(自身を含む): 30729646080

約数和(自身を除く): 10567652403

約数列:

[1, 3, 7, 21, 4759, 14277, 33313, 99939, 201743, 605229, 1412201, 4236603, 960094937, 2880284811, 6720664559, 20161993677]

約数ペア:

[(1, 20161993677), (3, 6720664559), (7, 2880284811), (21, 960094937), (4759, 4236603), (14277, 1412201), (33313, 605229), (99939, 201743)]