20512057152

素因数分解:

$2^6\times 3^1\times {\mathrm{61}}^2\times {\mathrm{28711}}^1$

素因数の和:28848

約数の個数: 84

約数和(自身を含む): 55177687968

約数和(自身を除く): 34665630816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 122, 183, 192, 244, 366, 488, 732, 976, 1464, 1952, 2928, 3721, 3904, 5856, 7442, 11163, 11712, 14884, 22326, 28711, 29768, 44652, 57422, 59536, 86133, 89304, 114844, 119072, 172266, 178608, 229688, 238144, 344532, 357216, 459376, 689064, 714432, 918752, 1378128, 1751371, 1837504, 2756256, 3502742, 5254113, 5512512, 7005484, 10508226, 14010968, 21016452, 28021936, 42032904, 56043872, 84065808, 106833631, 112087744, 168131616, 213667262, 320500893, 336263232, 427334524, 641001786, 854669048, 1282003572, 1709338096, 2564007144, 3418676192, 5128014288, 6837352384, 10256028576, 20512057152]

約数ペア:

[(1, 20512057152), (2, 10256028576), (3, 6837352384), (4, 5128014288), (6, 3418676192), (8, 2564007144), (12, 1709338096), (16, 1282003572), (24, 854669048), (32, 641001786), (48, 427334524), (61, 336263232), (64, 320500893), (96, 213667262), (122, 168131616), (183, 112087744), (192, 106833631), (244, 84065808), (366, 56043872), (488, 42032904), (732, 28021936), (976, 21016452), (1464, 14010968), (1952, 10508226), (2928, 7005484), (3721, 5512512), (3904, 5254113), (5856, 3502742), (7442, 2756256), (11163, 1837504), (11712, 1751371), (14884, 1378128), (22326, 918752), (28711, 714432), (29768, 689064), (44652, 459376), (57422, 357216), (59536, 344532), (86133, 238144), (89304, 229688), (114844, 178608), (119072, 172266)]