20121668616

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{2621}}^1\times {\mathrm{45697}}^1$

素因数の和:48334

約数の個数: 64

約数和(自身を含む): 57513674880

約数和(自身を除く): 37392006264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 2621, 5242, 7863, 10484, 15726, 18347, 20968, 31452, 36694, 45697, 55041, 62904, 73388, 91394, 110082, 137091, 146776, 182788, 220164, 274182, 319879, 365576, 440328, 548364, 639758, 959637, 1096728, 1279516, 1919274, 2559032, 3838548, 7677096, 119771837, 239543674, 359315511, 479087348, 718631022, 838402859, 958174696, 1437262044, 1676805718, 2515208577, 2874524088, 3353611436, 5030417154, 6707222872, 10060834308, 20121668616]

約数ペア:

[(1, 20121668616), (2, 10060834308), (3, 6707222872), (4, 5030417154), (6, 3353611436), (7, 2874524088), (8, 2515208577), (12, 1676805718), (14, 1437262044), (21, 958174696), (24, 838402859), (28, 718631022), (42, 479087348), (56, 359315511), (84, 239543674), (168, 119771837), (2621, 7677096), (5242, 3838548), (7863, 2559032), (10484, 1919274), (15726, 1279516), (18347, 1096728), (20968, 959637), (31452, 639758), (36694, 548364), (45697, 440328), (55041, 365576), (62904, 319879), (73388, 274182), (91394, 220164), (110082, 182788), (137091, 146776)]