20163984512

素因数分解:

$2^7\times 7^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{673}}^1$

素因数の和:999

約数の個数: 192

約数和(自身を含む): 49727490840

約数和(自身を除く): 29563506328

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 64, 68, 98, 112, 119, 128, 136, 196, 224, 238, 272, 281, 392, 448, 476, 544, 562, 673, 784, 833, 896, 952, 1088, 1124, 1346, 1568, 1666, 1904, 1967, 2176, 2248, 2692, 3136, 3332, 3808, 3934, 4496, 4711, 4777, 5384, 6272, 6664, 7616, 7868, 8992, 9422, 9554, 10768, 11441, 13328, 13769, 15232, 15736, 17984, 18844, 19108, 21536, 22882, 26656, 27538, 31472, 32977, 33439, 35968, 37688, 38216, 43072, 45764, 53312, 55076, 62944, 65954, 66878, 75376, 76432, 80087, 86144, 91528, 106624, 110152, 125888, 131908, 133756, 150752, 152864, 160174, 183056, 189113, 220304, 234073, 251776, 263816, 267512, 301504, 305728, 320348, 366112, 378226, 440608, 468146, 527632, 535024, 560609, 603008, 611456, 640696, 732224, 756452, 881216, 936292, 1055264, 1070048, 1121218, 1281392, 1323791, 1464448, 1512904, 1762432, 1872584, 2110528, 2140096, 2242436, 2562784, 2647582, 3025808, 3214921, 3745168, 4221056, 4280192, 4484872, 5125568, 5295164, 6051616, 6429842, 7490336, 8969744, 9266537, 10251136, 10590328, 12103232, 12859684, 14980672, 17939488, 18533074, 21180656, 22504447, 24206464, 25719368, 29961344, 35878976, 37066148, 42361312, 45008894, 51438736, 71757952, 74132296, 84722624, 90017788, 102877472, 148264592, 157531129, 169445248, 180035576, 205754944, 296529184, 315062258, 360071152, 411509888, 593058368, 630124516, 720142304, 1186116736, 1260249032, 1440284608, 2520498064, 2880569216, 5040996128, 10081992256, 20163984512]

約数ペア:

[(1, 20163984512), (2, 10081992256), (4, 5040996128), (7, 2880569216), (8, 2520498064), (14, 1440284608), (16, 1260249032), (17, 1186116736), (28, 720142304), (32, 630124516), (34, 593058368), (49, 411509888), (56, 360071152), (64, 315062258), (68, 296529184), (98, 205754944), (112, 180035576), (119, 169445248), (128, 157531129), (136, 148264592), (196, 102877472), (224, 90017788), (238, 84722624), (272, 74132296), (281, 71757952), (392, 51438736), (448, 45008894), (476, 42361312), (544, 37066148), (562, 35878976), (673, 29961344), (784, 25719368), (833, 24206464), (896, 22504447), (952, 21180656), (1088, 18533074), (1124, 17939488), (1346, 14980672), (1568, 12859684), (1666, 12103232), (1904, 10590328), (1967, 10251136), (2176, 9266537), (2248, 8969744), (2692, 7490336), (3136, 6429842), (3332, 6051616), (3808, 5295164), (3934, 5125568), (4496, 4484872), (4711, 4280192), (4777, 4221056), (5384, 3745168), (6272, 3214921), (6664, 3025808), (7616, 2647582), (7868, 2562784), (8992, 2242436), (9422, 2140096), (9554, 2110528), (10768, 1872584), (11441, 1762432), (13328, 1512904), (13769, 1464448), (15232, 1323791), (15736, 1281392), (17984, 1121218), (18844, 1070048), (19108, 1055264), (21536, 936292), (22882, 881216), (26656, 756452), (27538, 732224), (31472, 640696), (32977, 611456), (33439, 603008), (35968, 560609), (37688, 535024), (38216, 527632), (43072, 468146), (45764, 440608), (53312, 378226), (55076, 366112), (62944, 320348), (65954, 305728), (66878, 301504), (75376, 267512), (76432, 263816), (80087, 251776), (86144, 234073), (91528, 220304), (106624, 189113), (110152, 183056), (125888, 160174), (131908, 152864), (133756, 150752)]