20254836

素因数分解:

$2^2\times 3^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 120

約数和(自身を含む): 59605280

約数和(自身を除く): 39350444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 37, 38, 42, 49, 57, 74, 76, 84, 98, 111, 114, 133, 147, 148, 196, 222, 228, 259, 266, 294, 343, 399, 444, 518, 532, 588, 686, 703, 777, 798, 931, 1029, 1036, 1372, 1406, 1554, 1596, 1813, 1862, 2058, 2109, 2401, 2793, 2812, 3108, 3626, 3724, 4116, 4218, 4802, 4921, 5439, 5586, 6517, 7203, 7252, 8436, 9604, 9842, 10878, 11172, 12691, 13034, 14406, 14763, 19551, 19684, 21756, 25382, 26068, 28812, 29526, 34447, 38073, 39102, 45619, 50764, 59052, 68894, 76146, 78204, 88837, 91238, 103341, 136857, 137788, 152292, 177674, 182476, 206682, 241129, 266511, 273714, 355348, 413364, 482258, 533022, 547428, 723387, 964516, 1066044, 1446774, 1687903, 2893548, 3375806, 5063709, 6751612, 10127418, 20254836]

約数ペア:

[(1, 20254836), (2, 10127418), (3, 6751612), (4, 5063709), (6, 3375806), (7, 2893548), (12, 1687903), (14, 1446774), (19, 1066044), (21, 964516), (28, 723387), (37, 547428), (38, 533022), (42, 482258), (49, 413364), (57, 355348), (74, 273714), (76, 266511), (84, 241129), (98, 206682), (111, 182476), (114, 177674), (133, 152292), (147, 137788), (148, 136857), (196, 103341), (222, 91238), (228, 88837), (259, 78204), (266, 76146), (294, 68894), (343, 59052), (399, 50764), (444, 45619), (518, 39102), (532, 38073), (588, 34447), (686, 29526), (703, 28812), (777, 26068), (798, 25382), (931, 21756), (1029, 19684), (1036, 19551), (1372, 14763), (1406, 14406), (1554, 13034), (1596, 12691), (1813, 11172), (1862, 10878), (2058, 9842), (2109, 9604), (2401, 8436), (2793, 7252), (2812, 7203), (3108, 6517), (3626, 5586), (3724, 5439), (4116, 4921), (4218, 4802)]