2019181851

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1206

約数の個数: 80

約数和(自身を含む): 3412316160

約数和(自身を除く): 1393134309

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 71, 81, 153, 171, 213, 323, 459, 513, 639, 969, 1087, 1207, 1349, 1377, 1539, 1917, 2907, 3261, 3621, 4047, 5751, 8721, 9783, 10863, 12141, 18479, 20653, 22933, 26163, 29349, 32589, 36423, 55437, 61959, 68799, 77177, 88047, 97767, 109269, 166311, 185877, 206397, 231531, 351101, 498933, 557631, 619191, 694593, 1053303, 1312009, 1466363, 1496799, 1672893, 1857573, 2083779, 3159909, 3936027, 4399089, 6251337, 9479727, 11808081, 13197267, 24928171, 28439181, 35424243, 39591801, 74784513, 106272729, 118775403, 224353539, 673060617, 2019181851]

約数ペア:

[(1, 2019181851), (3, 673060617), (9, 224353539), (17, 118775403), (19, 106272729), (27, 74784513), (51, 39591801), (57, 35424243), (71, 28439181), (81, 24928171), (153, 13197267), (171, 11808081), (213, 9479727), (323, 6251337), (459, 4399089), (513, 3936027), (639, 3159909), (969, 2083779), (1087, 1857573), (1207, 1672893), (1349, 1496799), (1377, 1466363), (1539, 1312009), (1917, 1053303), (2907, 694593), (3261, 619191), (3621, 557631), (4047, 498933), (5751, 351101), (8721, 231531), (9783, 206397), (10863, 185877), (12141, 166311), (18479, 109269), (20653, 97767), (22933, 88047), (26163, 77177), (29349, 68799), (32589, 61959), (36423, 55437)]