20287841288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{771049}}^1$

素因数の和:771102

約数の個数: 64

約数和(自身を含む): 46633104000

約数和(自身を除く): 26345262712

約数列:

[1, 2, 4, 8, 11, 13, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 184, 253, 286, 299, 506, 572, 598, 1012, 1144, 1196, 2024, 2392, 3289, 6578, 13156, 26312, 771049, 1542098, 3084196, 6168392, 8481539, 10023637, 16963078, 17734127, 20047274, 33926156, 35468254, 40094548, 67852312, 70936508, 80189096, 110260007, 141873016, 195075397, 220520014, 230543651, 390150794, 441040028, 461087302, 780301588, 882080056, 922174604, 1560603176, 1844349208, 2535980161, 5071960322, 10143920644, 20287841288]

約数ペア:

[(1, 20287841288), (2, 10143920644), (4, 5071960322), (8, 2535980161), (11, 1844349208), (13, 1560603176), (22, 922174604), (23, 882080056), (26, 780301588), (44, 461087302), (46, 441040028), (52, 390150794), (88, 230543651), (92, 220520014), (104, 195075397), (143, 141873016), (184, 110260007), (253, 80189096), (286, 70936508), (299, 67852312), (506, 40094548), (572, 35468254), (598, 33926156), (1012, 20047274), (1144, 17734127), (1196, 16963078), (2024, 10023637), (2392, 8481539), (3289, 6168392), (6578, 3084196), (13156, 1542098), (26312, 771049)]