20144817

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 37215360

約数和(自身を除く): 17070543

約数列:

[1, 3, 7, 9, 11, 21, 33, 41, 63, 77, 99, 123, 231, 287, 369, 451, 693, 709, 861, 1353, 2127, 2583, 3157, 4059, 4963, 6381, 7799, 9471, 14889, 23397, 28413, 29069, 44667, 54593, 70191, 87207, 163779, 203483, 261621, 319759, 491337, 610449, 959277, 1831347, 2238313, 2877831, 6714939, 20144817]

約数ペア:

[(1, 20144817), (3, 6714939), (7, 2877831), (9, 2238313), (11, 1831347), (21, 959277), (33, 610449), (41, 491337), (63, 319759), (77, 261621), (99, 203483), (123, 163779), (231, 87207), (287, 70191), (369, 54593), (451, 44667), (693, 29069), (709, 28413), (861, 23397), (1353, 14889), (2127, 9471), (2583, 7799), (3157, 6381), (4059, 4963)]