19749744

素因数分解:

$2^4\times 3^4\times 7^2\times {\mathrm{311}}^1$

素因数の和:345

約数の個数: 150

約数和(自身を含む): 66707784

約数和(自身を除く): 46958040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 252, 294, 311, 324, 336, 378, 392, 432, 441, 504, 567, 588, 622, 648, 756, 784, 882, 933, 1008, 1134, 1176, 1244, 1296, 1323, 1512, 1764, 1866, 2177, 2268, 2352, 2488, 2646, 2799, 3024, 3528, 3732, 3969, 4354, 4536, 4976, 5292, 5598, 6531, 7056, 7464, 7938, 8397, 8708, 9072, 10584, 11196, 13062, 14928, 15239, 15876, 16794, 17416, 19593, 21168, 22392, 25191, 26124, 30478, 31752, 33588, 34832, 39186, 44784, 45717, 50382, 52248, 58779, 60956, 63504, 67176, 78372, 91434, 100764, 104496, 117558, 121912, 134352, 137151, 156744, 176337, 182868, 201528, 235116, 243824, 274302, 313488, 352674, 365736, 403056, 411453, 470232, 548604, 705348, 731472, 822906, 940464, 1097208, 1234359, 1410696, 1645812, 2194416, 2468718, 2821392, 3291624, 4937436, 6583248, 9874872, 19749744]

約数ペア:

[(1, 19749744), (2, 9874872), (3, 6583248), (4, 4937436), (6, 3291624), (7, 2821392), (8, 2468718), (9, 2194416), (12, 1645812), (14, 1410696), (16, 1234359), (18, 1097208), (21, 940464), (24, 822906), (27, 731472), (28, 705348), (36, 548604), (42, 470232), (48, 411453), (49, 403056), (54, 365736), (56, 352674), (63, 313488), (72, 274302), (81, 243824), (84, 235116), (98, 201528), (108, 182868), (112, 176337), (126, 156744), (144, 137151), (147, 134352), (162, 121912), (168, 117558), (189, 104496), (196, 100764), (216, 91434), (252, 78372), (294, 67176), (311, 63504), (324, 60956), (336, 58779), (378, 52248), (392, 50382), (432, 45717), (441, 44784), (504, 39186), (567, 34832), (588, 33588), (622, 31752), (648, 30478), (756, 26124), (784, 25191), (882, 22392), (933, 21168), (1008, 19593), (1134, 17416), (1176, 16794), (1244, 15876), (1296, 15239), (1323, 14928), (1512, 13062), (1764, 11196), (1866, 10584), (2177, 9072), (2268, 8708), (2352, 8397), (2488, 7938), (2646, 7464), (2799, 7056), (3024, 6531), (3528, 5598), (3732, 5292), (3969, 4976), (4354, 4536)]