2019867136

素因数分解:

$2^9\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9239}}^1$

素因数の和:9325

約数の個数: 80

約数和(自身を含む): 4688449920

約数和(自身を除く): 2668582784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 256, 427, 448, 488, 512, 854, 896, 976, 1708, 1792, 1952, 3416, 3584, 3904, 6832, 7808, 9239, 13664, 15616, 18478, 27328, 31232, 36956, 54656, 64673, 73912, 109312, 129346, 147824, 218624, 258692, 295648, 517384, 563579, 591296, 1034768, 1127158, 1182592, 2069536, 2254316, 2365184, 3945053, 4139072, 4508632, 4730368, 7890106, 8278144, 9017264, 15780212, 16556288, 18034528, 31560424, 33112576, 36069056, 63120848, 72138112, 126241696, 144276224, 252483392, 288552448, 504966784, 1009933568, 2019867136]

約数ペア:

[(1, 2019867136), (2, 1009933568), (4, 504966784), (7, 288552448), (8, 252483392), (14, 144276224), (16, 126241696), (28, 72138112), (32, 63120848), (56, 36069056), (61, 33112576), (64, 31560424), (112, 18034528), (122, 16556288), (128, 15780212), (224, 9017264), (244, 8278144), (256, 7890106), (427, 4730368), (448, 4508632), (488, 4139072), (512, 3945053), (854, 2365184), (896, 2254316), (976, 2069536), (1708, 1182592), (1792, 1127158), (1952, 1034768), (3416, 591296), (3584, 563579), (3904, 517384), (6832, 295648), (7808, 258692), (9239, 218624), (13664, 147824), (15616, 129346), (18478, 109312), (27328, 73912), (31232, 64673), (36956, 54656)]