20670552

素因数分解:

$2^3\times 3^5\times 7^3\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 192

約数和(自身を含む): 69888000

約数和(自身を除く): 49217448

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 49, 54, 56, 62, 63, 72, 81, 84, 93, 98, 108, 124, 126, 147, 162, 168, 186, 189, 196, 216, 217, 243, 248, 252, 279, 294, 324, 343, 372, 378, 392, 434, 441, 486, 504, 558, 567, 588, 648, 651, 686, 744, 756, 837, 868, 882, 972, 1029, 1116, 1134, 1176, 1302, 1323, 1372, 1512, 1519, 1674, 1701, 1736, 1764, 1944, 1953, 2058, 2232, 2268, 2511, 2604, 2646, 2744, 3038, 3087, 3348, 3402, 3528, 3906, 3969, 4116, 4536, 4557, 5022, 5208, 5292, 5859, 6076, 6174, 6696, 6804, 7533, 7812, 7938, 8232, 9114, 9261, 10044, 10584, 10633, 11718, 11907, 12152, 12348, 13608, 13671, 15066, 15624, 15876, 17577, 18228, 18522, 20088, 21266, 23436, 23814, 24696, 27342, 27783, 30132, 31752, 31899, 35154, 36456, 37044, 41013, 42532, 46872, 47628, 52731, 54684, 55566, 60264, 63798, 70308, 74088, 82026, 83349, 85064, 95256, 95697, 105462, 109368, 111132, 123039, 127596, 140616, 164052, 166698, 191394, 210924, 222264, 246078, 255192, 287091, 328104, 333396, 369117, 382788, 421848, 492156, 574182, 666792, 738234, 765576, 861273, 984312, 1148364, 1476468, 1722546, 2296728, 2583819, 2952936, 3445092, 5167638, 6890184, 10335276, 20670552]

約数ペア:

[(1, 20670552), (2, 10335276), (3, 6890184), (4, 5167638), (6, 3445092), (7, 2952936), (8, 2583819), (9, 2296728), (12, 1722546), (14, 1476468), (18, 1148364), (21, 984312), (24, 861273), (27, 765576), (28, 738234), (31, 666792), (36, 574182), (42, 492156), (49, 421848), (54, 382788), (56, 369117), (62, 333396), (63, 328104), (72, 287091), (81, 255192), (84, 246078), (93, 222264), (98, 210924), (108, 191394), (124, 166698), (126, 164052), (147, 140616), (162, 127596), (168, 123039), (186, 111132), (189, 109368), (196, 105462), (216, 95697), (217, 95256), (243, 85064), (248, 83349), (252, 82026), (279, 74088), (294, 70308), (324, 63798), (343, 60264), (372, 55566), (378, 54684), (392, 52731), (434, 47628), (441, 46872), (486, 42532), (504, 41013), (558, 37044), (567, 36456), (588, 35154), (648, 31899), (651, 31752), (686, 30132), (744, 27783), (756, 27342), (837, 24696), (868, 23814), (882, 23436), (972, 21266), (1029, 20088), (1116, 18522), (1134, 18228), (1176, 17577), (1302, 15876), (1323, 15624), (1372, 15066), (1512, 13671), (1519, 13608), (1674, 12348), (1701, 12152), (1736, 11907), (1764, 11718), (1944, 10633), (1953, 10584), (2058, 10044), (2232, 9261), (2268, 9114), (2511, 8232), (2604, 7938), (2646, 7812), (2744, 7533), (3038, 6804), (3087, 6696), (3348, 6174), (3402, 6076), (3528, 5859), (3906, 5292), (3969, 5208), (4116, 5022), (4536, 4557)]