2189780356

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{17659519}}^1$

素因数の和:17659554

約数の個数: 12

約数和(自身を含む): 3955732480

約数和(自身を除く): 1765952124

約数列:

[1, 2, 4, 31, 62, 124, 17659519, 35319038, 70638076, 547445089, 1094890178, 2189780356]

約数ペア:

[(1, 2189780356), (2, 1094890178), (4, 547445089), (31, 70638076), (62, 35319038), (124, 17659519)]