20114851707

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{179849}}^1$

素因数の和:179932

約数の個数: 36

約数和(自身を含む): 31582379400

約数和(自身を除く): 11467527693

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 289, 387, 731, 867, 2193, 2601, 6579, 12427, 37281, 111843, 179849, 539547, 1618641, 3057433, 7733507, 9172299, 23200521, 27516897, 51976361, 69601563, 131469619, 155929083, 394408857, 467787249, 1183226571, 2234983523, 6704950569, 20114851707]

約数ペア:

[(1, 20114851707), (3, 6704950569), (9, 2234983523), (17, 1183226571), (43, 467787249), (51, 394408857), (129, 155929083), (153, 131469619), (289, 69601563), (387, 51976361), (731, 27516897), (867, 23200521), (2193, 9172299), (2601, 7733507), (6579, 3057433), (12427, 1618641), (37281, 539547), (111843, 179849)]