19054728

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{491}}^1$

素因数の和:528

約数の個数: 144

約数和(自身を含む): 65622960

約数和(自身を除く): 46568232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 49, 56, 63, 66, 72, 77, 84, 88, 98, 99, 126, 132, 147, 154, 168, 196, 198, 231, 252, 264, 294, 308, 392, 396, 441, 462, 491, 504, 539, 588, 616, 693, 792, 882, 924, 982, 1078, 1176, 1386, 1473, 1617, 1764, 1848, 1964, 2156, 2772, 2946, 3234, 3437, 3528, 3928, 4312, 4419, 4851, 5401, 5544, 5892, 6468, 6874, 8838, 9702, 10311, 10802, 11784, 12936, 13748, 16203, 17676, 19404, 20622, 21604, 24059, 27496, 30933, 32406, 35352, 37807, 38808, 41244, 43208, 48118, 48609, 61866, 64812, 72177, 75614, 82488, 96236, 97218, 113421, 123732, 129624, 144354, 151228, 192472, 194436, 216531, 226842, 247464, 264649, 288708, 302456, 340263, 388872, 433062, 453684, 529298, 577416, 680526, 793947, 866124, 907368, 1058596, 1361052, 1587894, 1732248, 2117192, 2381841, 2722104, 3175788, 4763682, 6351576, 9527364, 19054728]

約数ペア:

[(1, 19054728), (2, 9527364), (3, 6351576), (4, 4763682), (6, 3175788), (7, 2722104), (8, 2381841), (9, 2117192), (11, 1732248), (12, 1587894), (14, 1361052), (18, 1058596), (21, 907368), (22, 866124), (24, 793947), (28, 680526), (33, 577416), (36, 529298), (42, 453684), (44, 433062), (49, 388872), (56, 340263), (63, 302456), (66, 288708), (72, 264649), (77, 247464), (84, 226842), (88, 216531), (98, 194436), (99, 192472), (126, 151228), (132, 144354), (147, 129624), (154, 123732), (168, 113421), (196, 97218), (198, 96236), (231, 82488), (252, 75614), (264, 72177), (294, 64812), (308, 61866), (392, 48609), (396, 48118), (441, 43208), (462, 41244), (491, 38808), (504, 37807), (539, 35352), (588, 32406), (616, 30933), (693, 27496), (792, 24059), (882, 21604), (924, 20622), (982, 19404), (1078, 17676), (1176, 16203), (1386, 13748), (1473, 12936), (1617, 11784), (1764, 10802), (1848, 10311), (1964, 9702), (2156, 8838), (2772, 6874), (2946, 6468), (3234, 5892), (3437, 5544), (3528, 5401), (3928, 4851), (4312, 4419)]