20795082

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 128

約数和(自身を含む): 57507840

約数和(自身を除く): 36712758

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 23, 33, 38, 42, 46, 57, 66, 69, 77, 103, 114, 133, 138, 154, 161, 206, 209, 231, 253, 266, 309, 322, 399, 418, 437, 462, 483, 506, 618, 627, 721, 759, 798, 874, 966, 1133, 1254, 1311, 1442, 1463, 1518, 1771, 1957, 2163, 2266, 2369, 2622, 2926, 3059, 3399, 3542, 3914, 4326, 4389, 4738, 4807, 5313, 5871, 6118, 6798, 7107, 7931, 8778, 9177, 9614, 10626, 11742, 13699, 14214, 14421, 15862, 16583, 18354, 21527, 23793, 26059, 27398, 28842, 33166, 33649, 41097, 43054, 45011, 47586, 49749, 52118, 64581, 67298, 78177, 82194, 90022, 99498, 100947, 129162, 135033, 150689, 156354, 182413, 201894, 270066, 301378, 315077, 364826, 452067, 495121, 547239, 630154, 904134, 945231, 990242, 1094478, 1485363, 1890462, 2970726, 3465847, 6931694, 10397541, 20795082]

約数ペア:

[(1, 20795082), (2, 10397541), (3, 6931694), (6, 3465847), (7, 2970726), (11, 1890462), (14, 1485363), (19, 1094478), (21, 990242), (22, 945231), (23, 904134), (33, 630154), (38, 547239), (42, 495121), (46, 452067), (57, 364826), (66, 315077), (69, 301378), (77, 270066), (103, 201894), (114, 182413), (133, 156354), (138, 150689), (154, 135033), (161, 129162), (206, 100947), (209, 99498), (231, 90022), (253, 82194), (266, 78177), (309, 67298), (322, 64581), (399, 52118), (418, 49749), (437, 47586), (462, 45011), (483, 43054), (506, 41097), (618, 33649), (627, 33166), (721, 28842), (759, 27398), (798, 26059), (874, 23793), (966, 21527), (1133, 18354), (1254, 16583), (1311, 15862), (1442, 14421), (1463, 14214), (1518, 13699), (1771, 11742), (1957, 10626), (2163, 9614), (2266, 9177), (2369, 8778), (2622, 7931), (2926, 7107), (3059, 6798), (3399, 6118), (3542, 5871), (3914, 5313), (4326, 4807), (4389, 4738)]