20510362288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{9419}}^1$

素因数の和:9507

約数の個数: 120

約数和(自身を含む): 46729040400

約数和(自身を除く): 26218678112

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 29, 38, 52, 58, 76, 104, 116, 152, 208, 232, 247, 304, 361, 377, 464, 494, 551, 722, 754, 988, 1102, 1444, 1508, 1976, 2204, 2888, 3016, 3952, 4408, 4693, 5776, 6032, 7163, 8816, 9386, 9419, 10469, 14326, 18772, 18838, 20938, 28652, 37544, 37676, 41876, 57304, 75088, 75352, 83752, 114608, 122447, 136097, 150704, 167504, 178961, 244894, 272194, 273151, 357922, 489788, 544388, 546302, 715844, 979576, 1088776, 1092604, 1431688, 1959152, 2177552, 2185208, 2326493, 2863376, 3400259, 3550963, 4370416, 4652986, 5189869, 6800518, 7101926, 9305972, 10379738, 13601036, 14203852, 18611944, 20759476, 27202072, 28407704, 37223888, 41518952, 44203367, 54404144, 56815408, 67468297, 83037904, 88406734, 98607511, 134936594, 176813468, 197215022, 269873188, 353626936, 394430044, 539746376, 707253872, 788860088, 1079492752, 1281897643, 1577720176, 2563795286, 5127590572, 10255181144, 20510362288]

約数ペア:

[(1, 20510362288), (2, 10255181144), (4, 5127590572), (8, 2563795286), (13, 1577720176), (16, 1281897643), (19, 1079492752), (26, 788860088), (29, 707253872), (38, 539746376), (52, 394430044), (58, 353626936), (76, 269873188), (104, 197215022), (116, 176813468), (152, 134936594), (208, 98607511), (232, 88406734), (247, 83037904), (304, 67468297), (361, 56815408), (377, 54404144), (464, 44203367), (494, 41518952), (551, 37223888), (722, 28407704), (754, 27202072), (988, 20759476), (1102, 18611944), (1444, 14203852), (1508, 13601036), (1976, 10379738), (2204, 9305972), (2888, 7101926), (3016, 6800518), (3952, 5189869), (4408, 4652986), (4693, 4370416), (5776, 3550963), (6032, 3400259), (7163, 2863376), (8816, 2326493), (9386, 2185208), (9419, 2177552), (10469, 1959152), (14326, 1431688), (18772, 1092604), (18838, 1088776), (20938, 979576), (28652, 715844), (37544, 546302), (37676, 544388), (41876, 489788), (57304, 357922), (75088, 273151), (75352, 272194), (83752, 244894), (114608, 178961), (122447, 167504), (136097, 150704)]