20497124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{953}}^1$

素因数の和:1259

約数の個数: 24

約数和(自身を含む): 37931040

約数和(自身を除く): 17433916

約数列:

[1, 2, 4, 19, 38, 76, 283, 566, 953, 1132, 1906, 3812, 5377, 10754, 18107, 21508, 36214, 72428, 269699, 539398, 1078796, 5124281, 10248562, 20497124]

約数ペア:

[(1, 20497124), (2, 10248562), (4, 5124281), (19, 1078796), (38, 539398), (76, 269699), (283, 72428), (566, 36214), (953, 21508), (1132, 18107), (1906, 10754), (3812, 5377)]