20120287293

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1\times {\mathrm{1061}}^1$

素因数の和:1594

約数の個数: 48

約数和(自身を含む): 30027718656

約数和(自身を除く): 9907431363

約数列:

[1, 3, 9, 47, 127, 141, 353, 381, 423, 1059, 1061, 1143, 3177, 3183, 5969, 9549, 16591, 17907, 44831, 49773, 49867, 53721, 134493, 134747, 149319, 149601, 374533, 403479, 404241, 448803, 1123599, 1212723, 2107057, 3370797, 6321171, 6333109, 17603051, 18963513, 18999327, 47565691, 52809153, 56997981, 142697073, 158427459, 428091219, 2235587477, 6706762431, 20120287293]

約数ペア:

[(1, 20120287293), (3, 6706762431), (9, 2235587477), (47, 428091219), (127, 158427459), (141, 142697073), (353, 56997981), (381, 52809153), (423, 47565691), (1059, 18999327), (1061, 18963513), (1143, 17603051), (3177, 6333109), (3183, 6321171), (5969, 3370797), (9549, 2107057), (16591, 1212723), (17907, 1123599), (44831, 448803), (49773, 404241), (49867, 403479), (53721, 374533), (134493, 149601), (134747, 149319)]