1949553784

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1889}}^1$

素因数の和:2068

約数の個数: 64

約数和(自身を含む): 3919104000

約数和(自身を除く): 1969550216

約数列:

[1, 2, 4, 8, 23, 46, 71, 79, 92, 142, 158, 184, 284, 316, 568, 632, 1633, 1817, 1889, 3266, 3634, 3778, 5609, 6532, 7268, 7556, 11218, 13064, 14536, 15112, 22436, 43447, 44872, 86894, 129007, 134119, 149231, 173788, 258014, 268238, 298462, 347576, 516028, 536476, 596924, 1032056, 1072952, 1193848, 3084737, 3432313, 6169474, 6864626, 10595401, 12338948, 13729252, 21190802, 24677896, 27458504, 42381604, 84763208, 243694223, 487388446, 974776892, 1949553784]

約数ペア:

[(1, 1949553784), (2, 974776892), (4, 487388446), (8, 243694223), (23, 84763208), (46, 42381604), (71, 27458504), (79, 24677896), (92, 21190802), (142, 13729252), (158, 12338948), (184, 10595401), (284, 6864626), (316, 6169474), (568, 3432313), (632, 3084737), (1633, 1193848), (1817, 1072952), (1889, 1032056), (3266, 596924), (3634, 536476), (3778, 516028), (5609, 347576), (6532, 298462), (7268, 268238), (7556, 258014), (11218, 173788), (13064, 149231), (14536, 134119), (15112, 129007), (22436, 86894), (43447, 44872)]