19850292

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 216

約数和(自身を含む): 67925760

約数和(自身を除く): 48075468

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 31, 33, 36, 42, 44, 49, 54, 62, 63, 66, 77, 84, 93, 98, 99, 108, 121, 124, 126, 132, 147, 154, 186, 189, 196, 198, 217, 231, 242, 252, 279, 294, 297, 308, 341, 363, 372, 378, 396, 434, 441, 462, 484, 539, 558, 588, 594, 651, 682, 693, 726, 756, 837, 847, 868, 882, 924, 1023, 1078, 1089, 1116, 1188, 1302, 1323, 1364, 1386, 1452, 1519, 1617, 1674, 1694, 1764, 1953, 2046, 2079, 2156, 2178, 2387, 2541, 2604, 2646, 2772, 3038, 3069, 3234, 3267, 3348, 3388, 3751, 3906, 4092, 4158, 4356, 4557, 4774, 4851, 5082, 5292, 5859, 5929, 6076, 6138, 6468, 6534, 7161, 7502, 7623, 7812, 8316, 9114, 9207, 9548, 9702, 10164, 11253, 11718, 11858, 12276, 13068, 13671, 14322, 14553, 15004, 15246, 16709, 17787, 18228, 18414, 19404, 21483, 22506, 22869, 23436, 23716, 26257, 27342, 28644, 29106, 30492, 33418, 33759, 35574, 36828, 41013, 42966, 45012, 45738, 50127, 52514, 53361, 54684, 58212, 64449, 66836, 67518, 71148, 78771, 82026, 85932, 91476, 100254, 101277, 105028, 106722, 128898, 135036, 150381, 157542, 160083, 164052, 183799, 200508, 202554, 213444, 236313, 257796, 300762, 315084, 320166, 367598, 405108, 451143, 472626, 551397, 601524, 640332, 708939, 735196, 902286, 945252, 1102794, 1417878, 1654191, 1804572, 2205588, 2835756, 3308382, 4962573, 6616764, 9925146, 19850292]

約数ペア:

[(1, 19850292), (2, 9925146), (3, 6616764), (4, 4962573), (6, 3308382), (7, 2835756), (9, 2205588), (11, 1804572), (12, 1654191), (14, 1417878), (18, 1102794), (21, 945252), (22, 902286), (27, 735196), (28, 708939), (31, 640332), (33, 601524), (36, 551397), (42, 472626), (44, 451143), (49, 405108), (54, 367598), (62, 320166), (63, 315084), (66, 300762), (77, 257796), (84, 236313), (93, 213444), (98, 202554), (99, 200508), (108, 183799), (121, 164052), (124, 160083), (126, 157542), (132, 150381), (147, 135036), (154, 128898), (186, 106722), (189, 105028), (196, 101277), (198, 100254), (217, 91476), (231, 85932), (242, 82026), (252, 78771), (279, 71148), (294, 67518), (297, 66836), (308, 64449), (341, 58212), (363, 54684), (372, 53361), (378, 52514), (396, 50127), (434, 45738), (441, 45012), (462, 42966), (484, 41013), (539, 36828), (558, 35574), (588, 33759), (594, 33418), (651, 30492), (682, 29106), (693, 28644), (726, 27342), (756, 26257), (837, 23716), (847, 23436), (868, 22869), (882, 22506), (924, 21483), (1023, 19404), (1078, 18414), (1089, 18228), (1116, 17787), (1188, 16709), (1302, 15246), (1323, 15004), (1364, 14553), (1386, 14322), (1452, 13671), (1519, 13068), (1617, 12276), (1674, 11858), (1694, 11718), (1764, 11253), (1953, 10164), (2046, 9702), (2079, 9548), (2156, 9207), (2178, 9114), (2387, 8316), (2541, 7812), (2604, 7623), (2646, 7502), (2772, 7161), (3038, 6534), (3069, 6468), (3234, 6138), (3267, 6076), (3348, 5929), (3388, 5859), (3751, 5292), (3906, 5082), (4092, 4851), (4158, 4774), (4356, 4557)]