19906774496

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{757}}^1$

素因数の和:1353

約数の個数: 144

約数和(自身を含む): 47209986432

約数和(自身を除く): 27303211936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 541, 757, 784, 868, 992, 1082, 1514, 1519, 1568, 1736, 2164, 3028, 3038, 3472, 3787, 4328, 5299, 6056, 6076, 6944, 7574, 8656, 10598, 12112, 12152, 15148, 16771, 17312, 21196, 23467, 24224, 24304, 26509, 30296, 33542, 37093, 42392, 46934, 48608, 53018, 60592, 67084, 74186, 84784, 93868, 106036, 117397, 121184, 134168, 148372, 164269, 169568, 187736, 212072, 234794, 268336, 296744, 328538, 375472, 409537, 424144, 469588, 536672, 593488, 657076, 750944, 819074, 821779, 848288, 939176, 1149883, 1186976, 1314152, 1638148, 1643558, 1878352, 2299766, 2628304, 2866759, 3276296, 3287116, 3756704, 4599532, 5256608, 5733518, 6552592, 6574232, 9199064, 11467036, 12695647, 13105184, 13148464, 18398128, 20067313, 22934072, 25391294, 26296928, 36796256, 40134626, 45868144, 50782588, 80269252, 88869529, 91736288, 101565176, 160538504, 177739058, 203130352, 321077008, 355478116, 406260704, 622086703, 642154016, 710956232, 1244173406, 1421912464, 2488346812, 2843824928, 4976693624, 9953387248, 19906774496]

約数ペア:

[(1, 19906774496), (2, 9953387248), (4, 4976693624), (7, 2843824928), (8, 2488346812), (14, 1421912464), (16, 1244173406), (28, 710956232), (31, 642154016), (32, 622086703), (49, 406260704), (56, 355478116), (62, 321077008), (98, 203130352), (112, 177739058), (124, 160538504), (196, 101565176), (217, 91736288), (224, 88869529), (248, 80269252), (392, 50782588), (434, 45868144), (496, 40134626), (541, 36796256), (757, 26296928), (784, 25391294), (868, 22934072), (992, 20067313), (1082, 18398128), (1514, 13148464), (1519, 13105184), (1568, 12695647), (1736, 11467036), (2164, 9199064), (3028, 6574232), (3038, 6552592), (3472, 5733518), (3787, 5256608), (4328, 4599532), (5299, 3756704), (6056, 3287116), (6076, 3276296), (6944, 2866759), (7574, 2628304), (8656, 2299766), (10598, 1878352), (12112, 1643558), (12152, 1638148), (15148, 1314152), (16771, 1186976), (17312, 1149883), (21196, 939176), (23467, 848288), (24224, 821779), (24304, 819074), (26509, 750944), (30296, 657076), (33542, 593488), (37093, 536672), (42392, 469588), (46934, 424144), (48608, 409537), (53018, 375472), (60592, 328538), (67084, 296744), (74186, 268336), (84784, 234794), (93868, 212072), (106036, 187736), (117397, 169568), (121184, 164269), (134168, 148372)]