20803857712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{50753}}^1$

素因数の和:50926

約数の個数: 80

約数和(自身を含む): 46899132192

約数和(自身を除く): 26095274480

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 137, 176, 187, 272, 274, 374, 548, 748, 1096, 1496, 1507, 2192, 2329, 2992, 3014, 4658, 6028, 9316, 12056, 18632, 24112, 25619, 37264, 50753, 51238, 101506, 102476, 203012, 204952, 406024, 409904, 558283, 812048, 862801, 1116566, 1725602, 2233132, 3451204, 4466264, 6902408, 6953161, 8932528, 9490811, 13804816, 13906322, 18981622, 27812644, 37963244, 55625288, 75926488, 76484771, 111250576, 118203737, 151852976, 152969542, 236407474, 305939084, 472814948, 611878168, 945629896, 1223756336, 1300241107, 1891259792, 2600482214, 5200964428, 10401928856, 20803857712]

約数ペア:

[(1, 20803857712), (2, 10401928856), (4, 5200964428), (8, 2600482214), (11, 1891259792), (16, 1300241107), (17, 1223756336), (22, 945629896), (34, 611878168), (44, 472814948), (68, 305939084), (88, 236407474), (136, 152969542), (137, 151852976), (176, 118203737), (187, 111250576), (272, 76484771), (274, 75926488), (374, 55625288), (548, 37963244), (748, 27812644), (1096, 18981622), (1496, 13906322), (1507, 13804816), (2192, 9490811), (2329, 8932528), (2992, 6953161), (3014, 6902408), (4658, 4466264), (6028, 3451204), (9316, 2233132), (12056, 1725602), (18632, 1116566), (24112, 862801), (25619, 812048), (37264, 558283), (50753, 409904), (51238, 406024), (101506, 204952), (102476, 203012)]