20463449216

素因数分解:

$2^7\times 7^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1\times {\mathrm{557}}^1$

素因数の和:1022

約数の個数: 128

約数和(自身を含む): 47181087360

約数和(自身を除く): 26717638144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 224, 262, 313, 448, 524, 557, 626, 896, 917, 1048, 1114, 1252, 1834, 2096, 2191, 2228, 2504, 3668, 3899, 4192, 4382, 4456, 5008, 7336, 7798, 8384, 8764, 8912, 10016, 14672, 15596, 16768, 17528, 17824, 20032, 29344, 31192, 35056, 35648, 40064, 41003, 58688, 62384, 70112, 71296, 72967, 82006, 117376, 124768, 140224, 145934, 164012, 174341, 249536, 280448, 287021, 291868, 328024, 348682, 499072, 510769, 574042, 583736, 656048, 697364, 1021538, 1148084, 1167472, 1220387, 1312096, 1394728, 2043076, 2296168, 2334944, 2440774, 2624192, 2789456, 4086152, 4592336, 4669888, 4881548, 5248384, 5578912, 8172304, 9184672, 9339776, 9763096, 11157824, 16344608, 18369344, 19526192, 22315648, 22838671, 32689216, 36738688, 39052384, 45677342, 65378432, 78104768, 91354684, 156209536, 159870697, 182709368, 319741394, 365418736, 639482788, 730837472, 1278965576, 1461674944, 2557931152, 2923349888, 5115862304, 10231724608, 20463449216]

約数ペア:

[(1, 20463449216), (2, 10231724608), (4, 5115862304), (7, 2923349888), (8, 2557931152), (14, 1461674944), (16, 1278965576), (28, 730837472), (32, 639482788), (56, 365418736), (64, 319741394), (112, 182709368), (128, 159870697), (131, 156209536), (224, 91354684), (262, 78104768), (313, 65378432), (448, 45677342), (524, 39052384), (557, 36738688), (626, 32689216), (896, 22838671), (917, 22315648), (1048, 19526192), (1114, 18369344), (1252, 16344608), (1834, 11157824), (2096, 9763096), (2191, 9339776), (2228, 9184672), (2504, 8172304), (3668, 5578912), (3899, 5248384), (4192, 4881548), (4382, 4669888), (4456, 4592336), (5008, 4086152), (7336, 2789456), (7798, 2624192), (8384, 2440774), (8764, 2334944), (8912, 2296168), (10016, 2043076), (14672, 1394728), (15596, 1312096), (16768, 1220387), (17528, 1167472), (17824, 1148084), (20032, 1021538), (29344, 697364), (31192, 656048), (35056, 583736), (35648, 574042), (40064, 510769), (41003, 499072), (58688, 348682), (62384, 328024), (70112, 291868), (71296, 287021), (72967, 280448), (82006, 249536), (117376, 174341), (124768, 164012), (140224, 145934)]