20208286

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10853}}^1$

素因数の和:10888

約数の個数: 24

約数和(自身を含む): 37120680

約数和(自身を除く): 16912394

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 10853, 21706, 75971, 151942, 206207, 412414, 531797, 1063594, 1443449, 2886898, 10104143, 20208286]

約数ペア:

[(1, 20208286), (2, 10104143), (7, 2886898), (14, 1443449), (19, 1063594), (38, 531797), (49, 412414), (98, 206207), (133, 151942), (266, 75971), (931, 21706), (1862, 10853)]