20218534084

素因数分解:

$2^2\times 7^1\times {\mathrm{722090503}}^1$

素因数の和:722090514

約数の個数: 12

約数和(自身を含む): 40437068224

約数和(自身を除く): 20218534140

約数列:

[1, 2, 4, 7, 14, 28, 722090503, 1444181006, 2888362012, 5054633521, 10109267042, 20218534084]

約数ペア:

[(1, 20218534084), (2, 10109267042), (4, 5054633521), (7, 2888362012), (14, 1444181006), (28, 722090503)]