20172537672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1\times {\mathrm{1697}}^1$

素因数の和:2295

約数の個数: 128

約数和(自身を含む): 58144953600

約数和(自身を除く): 37972415928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 173, 346, 409, 519, 692, 818, 1038, 1211, 1227, 1384, 1636, 1697, 2076, 2422, 2454, 2863, 3272, 3394, 3633, 4152, 4844, 4908, 5091, 5726, 6788, 7266, 8589, 9688, 9816, 10182, 11452, 11879, 13576, 14532, 17178, 20364, 22904, 23758, 29064, 34356, 35637, 40728, 47516, 68712, 70757, 71274, 95032, 141514, 142548, 212271, 283028, 285096, 293581, 424542, 495299, 566056, 587162, 694073, 849084, 880743, 990598, 1174324, 1388146, 1485897, 1698168, 1761486, 1981196, 2055067, 2082219, 2348648, 2776292, 2971794, 3522972, 3962392, 4110134, 4164438, 4858511, 5552584, 5943588, 6165201, 7045944, 8220268, 8328876, 9717022, 11887176, 12330402, 14575533, 16440536, 16657752, 19434044, 24660804, 29151066, 38868088, 49321608, 58302132, 116604264, 120074629, 240149258, 360223887, 480298516, 720447774, 840522403, 960597032, 1440895548, 1681044806, 2521567209, 2881791096, 3362089612, 5043134418, 6724179224, 10086268836, 20172537672]

約数ペア:

[(1, 20172537672), (2, 10086268836), (3, 6724179224), (4, 5043134418), (6, 3362089612), (7, 2881791096), (8, 2521567209), (12, 1681044806), (14, 1440895548), (21, 960597032), (24, 840522403), (28, 720447774), (42, 480298516), (56, 360223887), (84, 240149258), (168, 120074629), (173, 116604264), (346, 58302132), (409, 49321608), (519, 38868088), (692, 29151066), (818, 24660804), (1038, 19434044), (1211, 16657752), (1227, 16440536), (1384, 14575533), (1636, 12330402), (1697, 11887176), (2076, 9717022), (2422, 8328876), (2454, 8220268), (2863, 7045944), (3272, 6165201), (3394, 5943588), (3633, 5552584), (4152, 4858511), (4844, 4164438), (4908, 4110134), (5091, 3962392), (5726, 3522972), (6788, 2971794), (7266, 2776292), (8589, 2348648), (9688, 2082219), (9816, 2055067), (10182, 1981196), (11452, 1761486), (11879, 1698168), (13576, 1485897), (14532, 1388146), (17178, 1174324), (20364, 990598), (22904, 880743), (23758, 849084), (29064, 694073), (34356, 587162), (35637, 566056), (40728, 495299), (47516, 424542), (68712, 293581), (70757, 285096), (71274, 283028), (95032, 212271), (141514, 142548)]