20173673696

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{306479}}^1$

素因数の和:306528

約数の個数: 72

約数和(自身を含む): 46223926560

約数和(自身を除く): 26050252864

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 121, 136, 176, 187, 242, 272, 352, 374, 484, 544, 748, 968, 1496, 1936, 2057, 2992, 3872, 4114, 5984, 8228, 16456, 32912, 65824, 306479, 612958, 1225916, 2451832, 3371269, 4903664, 5210143, 6742538, 9807328, 10420286, 13485076, 20840572, 26970152, 37083959, 41681144, 53940304, 57311573, 74167918, 83362288, 107880608, 114623146, 148335836, 166724576, 229246292, 296671672, 458492584, 593343344, 630427303, 916985168, 1186686688, 1260854606, 1833970336, 2521709212, 5043418424, 10086836848, 20173673696]

約数ペア:

[(1, 20173673696), (2, 10086836848), (4, 5043418424), (8, 2521709212), (11, 1833970336), (16, 1260854606), (17, 1186686688), (22, 916985168), (32, 630427303), (34, 593343344), (44, 458492584), (68, 296671672), (88, 229246292), (121, 166724576), (136, 148335836), (176, 114623146), (187, 107880608), (242, 83362288), (272, 74167918), (352, 57311573), (374, 53940304), (484, 41681144), (544, 37083959), (748, 26970152), (968, 20840572), (1496, 13485076), (1936, 10420286), (2057, 9807328), (2992, 6742538), (3872, 5210143), (4114, 4903664), (5984, 3371269), (8228, 2451832), (16456, 1225916), (32912, 612958), (65824, 306479)]