20159441408

素因数分解:

$2^9\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{3761}}^1$

素因数の和:3846

約数の個数: 120

約数和(自身を含む): 43988652180

約数和(自身を除く): 23829210772

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 152, 232, 256, 304, 361, 464, 512, 551, 608, 722, 928, 1102, 1216, 1444, 1856, 2204, 2432, 2888, 3712, 3761, 4408, 4864, 5776, 7424, 7522, 8816, 9728, 10469, 11552, 14848, 15044, 17632, 20938, 23104, 30088, 35264, 41876, 46208, 60176, 70528, 71459, 83752, 92416, 109069, 120352, 141056, 142918, 167504, 184832, 218138, 240704, 282112, 285836, 335008, 436276, 481408, 571672, 670016, 872552, 962816, 1143344, 1340032, 1357721, 1745104, 1925632, 2072311, 2286688, 2680064, 2715442, 3490208, 4144622, 4573376, 5360128, 5430884, 6980416, 8289244, 9146752, 10861768, 13960832, 16578488, 18293504, 21723536, 27921664, 33156976, 36587008, 39373909, 43447072, 55843328, 66313952, 78747818, 86894144, 132627904, 157495636, 173788288, 265255808, 314991272, 347576576, 530511616, 629982544, 695153152, 1061023232, 1259965088, 2519930176, 5039860352, 10079720704, 20159441408]

約数ペア:

[(1, 20159441408), (2, 10079720704), (4, 5039860352), (8, 2519930176), (16, 1259965088), (19, 1061023232), (29, 695153152), (32, 629982544), (38, 530511616), (58, 347576576), (64, 314991272), (76, 265255808), (116, 173788288), (128, 157495636), (152, 132627904), (232, 86894144), (256, 78747818), (304, 66313952), (361, 55843328), (464, 43447072), (512, 39373909), (551, 36587008), (608, 33156976), (722, 27921664), (928, 21723536), (1102, 18293504), (1216, 16578488), (1444, 13960832), (1856, 10861768), (2204, 9146752), (2432, 8289244), (2888, 6980416), (3712, 5430884), (3761, 5360128), (4408, 4573376), (4864, 4144622), (5776, 3490208), (7424, 2715442), (7522, 2680064), (8816, 2286688), (9728, 2072311), (10469, 1925632), (11552, 1745104), (14848, 1357721), (15044, 1340032), (17632, 1143344), (20938, 962816), (23104, 872552), (30088, 670016), (35264, 571672), (41876, 481408), (46208, 436276), (60176, 335008), (70528, 285836), (71459, 282112), (83752, 240704), (92416, 218138), (109069, 184832), (120352, 167504), (141056, 142918)]