20675952206

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{19699}}^1$

素因数の和:19873

約数の個数: 64

約数和(自身を含む): 39185664000

約数和(自身を除く): 18509711794

約数列:

[1, 2, 7, 13, 14, 26, 73, 79, 91, 146, 158, 182, 511, 553, 949, 1022, 1027, 1106, 1898, 2054, 5767, 6643, 7189, 11534, 13286, 14378, 19699, 39398, 40369, 74971, 80738, 137893, 149942, 256087, 275786, 512174, 524797, 1049594, 1438027, 1556221, 1792609, 2876054, 3112442, 3585218, 10066189, 10893547, 18694351, 20132378, 20230873, 21787094, 37388702, 40461746, 113604133, 130860457, 141616111, 227208266, 261720914, 283232222, 795228931, 1476853729, 1590457862, 2953707458, 10337976103, 20675952206]

約数ペア:

[(1, 20675952206), (2, 10337976103), (7, 2953707458), (13, 1590457862), (14, 1476853729), (26, 795228931), (73, 283232222), (79, 261720914), (91, 227208266), (146, 141616111), (158, 130860457), (182, 113604133), (511, 40461746), (553, 37388702), (949, 21787094), (1022, 20230873), (1027, 20132378), (1106, 18694351), (1898, 10893547), (2054, 10066189), (5767, 3585218), (6643, 3112442), (7189, 2876054), (11534, 1792609), (13286, 1556221), (14378, 1438027), (19699, 1049594), (39398, 524797), (40369, 512174), (74971, 275786), (80738, 256087), (137893, 149942)]