20132506576

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{446041}}^1$

素因数の和:446100

約数の個数: 80

約数和(自身を含む): 49557050368

約数和(自身を除く): 29424543792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 5642, 6448, 11284, 22568, 45136, 446041, 892082, 1784164, 3122287, 3568328, 5798533, 6244574, 7136656, 11597066, 12489148, 13827271, 23194132, 24978296, 27654542, 40589731, 46388264, 49956592, 55309084, 81179462, 92776528, 96790897, 110618168, 162358924, 179754523, 193581794, 221236336, 324717848, 359509046, 387163588, 649435696, 719018092, 774327176, 1258281661, 1438036184, 1548654352, 2516563322, 2876072368, 5033126644, 10066253288, 20132506576]

約数ペア:

[(1, 20132506576), (2, 10066253288), (4, 5033126644), (7, 2876072368), (8, 2516563322), (13, 1548654352), (14, 1438036184), (16, 1258281661), (26, 774327176), (28, 719018092), (31, 649435696), (52, 387163588), (56, 359509046), (62, 324717848), (91, 221236336), (104, 193581794), (112, 179754523), (124, 162358924), (182, 110618168), (208, 96790897), (217, 92776528), (248, 81179462), (364, 55309084), (403, 49956592), (434, 46388264), (496, 40589731), (728, 27654542), (806, 24978296), (868, 23194132), (1456, 13827271), (1612, 12489148), (1736, 11597066), (2821, 7136656), (3224, 6244574), (3472, 5798533), (5642, 3568328), (6448, 3122287), (11284, 1784164), (22568, 892082), (45136, 446041)]