20989823008

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{144383}}^1$

素因数の和:144470

約数の個数: 96

約数和(自身を含む): 52394065920

約数和(自身を除く): 31404242912

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 59, 77, 88, 112, 118, 154, 176, 224, 236, 308, 352, 413, 472, 616, 649, 826, 944, 1232, 1298, 1652, 1888, 2464, 2596, 3304, 4543, 5192, 6608, 9086, 10384, 13216, 18172, 20768, 36344, 72688, 144383, 145376, 288766, 577532, 1010681, 1155064, 1588213, 2021362, 2310128, 3176426, 4042724, 4620256, 6352852, 8085448, 8518597, 11117491, 12705704, 16170896, 17037194, 22234982, 25411408, 32341792, 34074388, 44469964, 50822816, 59630179, 68148776, 88939928, 93704567, 119260358, 136297552, 177879856, 187409134, 238520716, 272595104, 355759712, 374818268, 477041432, 655931969, 749636536, 954082864, 1311863938, 1499273072, 1908165728, 2623727876, 2998546144, 5247455752, 10494911504, 20989823008]

約数ペア:

[(1, 20989823008), (2, 10494911504), (4, 5247455752), (7, 2998546144), (8, 2623727876), (11, 1908165728), (14, 1499273072), (16, 1311863938), (22, 954082864), (28, 749636536), (32, 655931969), (44, 477041432), (56, 374818268), (59, 355759712), (77, 272595104), (88, 238520716), (112, 187409134), (118, 177879856), (154, 136297552), (176, 119260358), (224, 93704567), (236, 88939928), (308, 68148776), (352, 59630179), (413, 50822816), (472, 44469964), (616, 34074388), (649, 32341792), (826, 25411408), (944, 22234982), (1232, 17037194), (1298, 16170896), (1652, 12705704), (1888, 11117491), (2464, 8518597), (2596, 8085448), (3304, 6352852), (4543, 4620256), (5192, 4042724), (6608, 3176426), (9086, 2310128), (10384, 2021362), (13216, 1588213), (18172, 1155064), (20768, 1010681), (36344, 577532), (72688, 288766), (144383, 145376)]