28198816

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{21493}}^1$

素因数の和:21544

約数の個数: 24

約数和(自身を含む): 56873124

約数和(自身を除く): 28674308

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 21493, 42986, 85972, 171944, 343888, 687776, 881213, 1762426, 3524852, 7049704, 14099408, 28198816]

約数ペア:

[(1, 28198816), (2, 14099408), (4, 7049704), (8, 3524852), (16, 1762426), (32, 881213), (41, 687776), (82, 343888), (164, 171944), (328, 85972), (656, 42986), (1312, 21493)]