19942034128

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{3139489}}^1$

素因数の和:3139894

約数の個数: 20

約数和(自身を含む): 38735027620

約数和(自身を除く): 18792993492

約数列:

[1, 2, 4, 8, 16, 397, 794, 1588, 3176, 6352, 3139489, 6278978, 12557956, 25115912, 50231824, 1246377133, 2492754266, 4985508532, 9971017064, 19942034128]

約数ペア:

[(1, 19942034128), (2, 9971017064), (4, 4985508532), (8, 2492754266), (16, 1246377133), (397, 50231824), (794, 25115912), (1588, 12557956), (3176, 6278978), (6352, 3139489)]