18896216

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{16993}}^1$

素因数の和:17138

約数の個数: 16

約数和(自身を含む): 35687400

約数和(自身を除く): 16791184

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 16993, 33986, 67972, 135944, 2362027, 4724054, 9448108, 18896216]

約数ペア:

[(1, 18896216), (2, 9448108), (4, 4724054), (8, 2362027), (139, 135944), (278, 67972), (556, 33986), (1112, 16993)]