20709217872

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{97369}}^1$

素因数の和:97601

約数の個数: 120

約数和(自身を含む): 66551226560

約数和(自身を除く): 45842008688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 211, 252, 336, 422, 504, 633, 844, 1008, 1266, 1477, 1688, 1899, 2532, 2954, 3376, 3798, 4431, 5064, 5908, 7596, 8862, 10128, 11816, 13293, 15192, 17724, 23632, 26586, 30384, 35448, 53172, 70896, 97369, 106344, 194738, 212688, 292107, 389476, 584214, 681583, 778952, 876321, 1168428, 1363166, 1557904, 1752642, 2044749, 2336856, 2726332, 3505284, 4089498, 4673712, 5452664, 6134247, 7010568, 8178996, 10905328, 12268494, 14021136, 16357992, 20544859, 24536988, 32715984, 41089718, 49073976, 61634577, 82179436, 98147952, 123269154, 143814013, 164358872, 184903731, 246538308, 287628026, 328717744, 369807462, 431442039, 493076616, 575256052, 739614924, 862884078, 986153232, 1150512104, 1294326117, 1479229848, 1725768156, 2301024208, 2588652234, 2958459696, 3451536312, 5177304468, 6903072624, 10354608936, 20709217872]

約数ペア:

[(1, 20709217872), (2, 10354608936), (3, 6903072624), (4, 5177304468), (6, 3451536312), (7, 2958459696), (8, 2588652234), (9, 2301024208), (12, 1725768156), (14, 1479229848), (16, 1294326117), (18, 1150512104), (21, 986153232), (24, 862884078), (28, 739614924), (36, 575256052), (42, 493076616), (48, 431442039), (56, 369807462), (63, 328717744), (72, 287628026), (84, 246538308), (112, 184903731), (126, 164358872), (144, 143814013), (168, 123269154), (211, 98147952), (252, 82179436), (336, 61634577), (422, 49073976), (504, 41089718), (633, 32715984), (844, 24536988), (1008, 20544859), (1266, 16357992), (1477, 14021136), (1688, 12268494), (1899, 10905328), (2532, 8178996), (2954, 7010568), (3376, 6134247), (3798, 5452664), (4431, 4673712), (5064, 4089498), (5908, 3505284), (7596, 2726332), (8862, 2336856), (10128, 2044749), (11816, 1752642), (13293, 1557904), (15192, 1363166), (17724, 1168428), (23632, 876321), (26586, 778952), (30384, 681583), (35448, 584214), (53172, 389476), (70896, 292107), (97369, 212688), (106344, 194738)]