20009668

素因数分解:

$2^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{1283}}^1$

素因数の和:1851

約数の個数: 24

約数和(自身を含む): 40122432

約数和(自身を除く): 20112764

約数列:

[1, 2, 4, 7, 14, 28, 557, 1114, 1283, 2228, 2566, 3899, 5132, 7798, 8981, 15596, 17962, 35924, 714631, 1429262, 2858524, 5002417, 10004834, 20009668]

約数ペア:

[(1, 20009668), (2, 10004834), (4, 5002417), (7, 2858524), (14, 1429262), (28, 714631), (557, 35924), (1114, 17962), (1283, 15596), (2228, 8981), (2566, 7798), (3899, 5132)]