20546901816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1\times {\mathrm{2011}}^1$

素因数の和:3085

約数の個数: 128

約数和(自身を含む): 59757365760

約数和(自身を除く): 39210463944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 997, 1281, 1464, 1708, 1994, 2011, 2562, 2991, 3416, 3988, 4022, 5124, 5982, 6033, 6979, 7976, 8044, 10248, 11964, 12066, 13958, 14077, 16088, 20937, 23928, 24132, 27916, 28154, 41874, 42231, 48264, 55832, 56308, 60817, 83748, 84462, 112616, 121634, 122671, 167496, 168924, 182451, 243268, 245342, 337848, 364902, 368013, 425719, 486536, 490684, 729804, 736026, 851438, 858697, 981368, 1277157, 1459608, 1472052, 1702876, 1717394, 2004967, 2554314, 2576091, 2944104, 3405752, 3434788, 4009934, 5108628, 5152182, 6014901, 6869576, 8019868, 10217256, 10304364, 12029802, 14034769, 16039736, 20608728, 24059604, 28069538, 42104307, 48119208, 56139076, 84208614, 112278152, 122302987, 168417228, 244605974, 336834456, 366908961, 489211948, 733817922, 856120909, 978423896, 1467635844, 1712241818, 2568362727, 2935271688, 3424483636, 5136725454, 6848967272, 10273450908, 20546901816]

約数ペア:

[(1, 20546901816), (2, 10273450908), (3, 6848967272), (4, 5136725454), (6, 3424483636), (7, 2935271688), (8, 2568362727), (12, 1712241818), (14, 1467635844), (21, 978423896), (24, 856120909), (28, 733817922), (42, 489211948), (56, 366908961), (61, 336834456), (84, 244605974), (122, 168417228), (168, 122302987), (183, 112278152), (244, 84208614), (366, 56139076), (427, 48119208), (488, 42104307), (732, 28069538), (854, 24059604), (997, 20608728), (1281, 16039736), (1464, 14034769), (1708, 12029802), (1994, 10304364), (2011, 10217256), (2562, 8019868), (2991, 6869576), (3416, 6014901), (3988, 5152182), (4022, 5108628), (5124, 4009934), (5982, 3434788), (6033, 3405752), (6979, 2944104), (7976, 2576091), (8044, 2554314), (10248, 2004967), (11964, 1717394), (12066, 1702876), (13958, 1472052), (14077, 1459608), (16088, 1277157), (20937, 981368), (23928, 858697), (24132, 851438), (27916, 736026), (28154, 729804), (41874, 490684), (42231, 486536), (48264, 425719), (55832, 368013), (56308, 364902), (60817, 337848), (83748, 245342), (84462, 243268), (112616, 182451), (121634, 168924), (122671, 167496)]