20165376

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 216

約数和(自身を含む): 69594112

約数和(自身を除く): 49428736

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 32, 33, 42, 44, 48, 56, 62, 64, 66, 77, 84, 88, 93, 96, 112, 121, 124, 128, 132, 154, 168, 176, 186, 192, 217, 224, 231, 242, 248, 256, 264, 308, 336, 341, 352, 363, 372, 384, 434, 448, 462, 484, 496, 528, 616, 651, 672, 682, 704, 726, 744, 768, 847, 868, 896, 924, 968, 992, 1023, 1056, 1232, 1302, 1344, 1364, 1408, 1452, 1488, 1694, 1736, 1792, 1848, 1936, 1984, 2046, 2112, 2387, 2464, 2541, 2604, 2688, 2728, 2816, 2904, 2976, 3388, 3472, 3696, 3751, 3872, 3968, 4092, 4224, 4774, 4928, 5082, 5208, 5376, 5456, 5808, 5952, 6776, 6944, 7161, 7392, 7502, 7744, 7936, 8184, 8448, 9548, 9856, 10164, 10416, 10912, 11253, 11616, 11904, 13552, 13888, 14322, 14784, 15004, 15488, 16368, 19096, 19712, 20328, 20832, 21824, 22506, 23232, 23808, 26257, 27104, 27776, 28644, 29568, 30008, 30976, 32736, 38192, 40656, 41664, 43648, 45012, 46464, 52514, 54208, 55552, 57288, 59136, 60016, 65472, 76384, 78771, 81312, 83328, 87296, 90024, 92928, 105028, 108416, 114576, 120032, 130944, 152768, 157542, 162624, 166656, 180048, 210056, 216832, 229152, 240064, 261888, 305536, 315084, 325248, 360096, 420112, 458304, 480128, 611072, 630168, 650496, 720192, 840224, 916608, 960256, 1260336, 1440384, 1680448, 1833216, 2520672, 2880768, 3360896, 5041344, 6721792, 10082688, 20165376]

約数ペア:

[(1, 20165376), (2, 10082688), (3, 6721792), (4, 5041344), (6, 3360896), (7, 2880768), (8, 2520672), (11, 1833216), (12, 1680448), (14, 1440384), (16, 1260336), (21, 960256), (22, 916608), (24, 840224), (28, 720192), (31, 650496), (32, 630168), (33, 611072), (42, 480128), (44, 458304), (48, 420112), (56, 360096), (62, 325248), (64, 315084), (66, 305536), (77, 261888), (84, 240064), (88, 229152), (93, 216832), (96, 210056), (112, 180048), (121, 166656), (124, 162624), (128, 157542), (132, 152768), (154, 130944), (168, 120032), (176, 114576), (186, 108416), (192, 105028), (217, 92928), (224, 90024), (231, 87296), (242, 83328), (248, 81312), (256, 78771), (264, 76384), (308, 65472), (336, 60016), (341, 59136), (352, 57288), (363, 55552), (372, 54208), (384, 52514), (434, 46464), (448, 45012), (462, 43648), (484, 41664), (496, 40656), (528, 38192), (616, 32736), (651, 30976), (672, 30008), (682, 29568), (704, 28644), (726, 27776), (744, 27104), (768, 26257), (847, 23808), (868, 23232), (896, 22506), (924, 21824), (968, 20832), (992, 20328), (1023, 19712), (1056, 19096), (1232, 16368), (1302, 15488), (1344, 15004), (1364, 14784), (1408, 14322), (1452, 13888), (1488, 13552), (1694, 11904), (1736, 11616), (1792, 11253), (1848, 10912), (1936, 10416), (1984, 10164), (2046, 9856), (2112, 9548), (2387, 8448), (2464, 8184), (2541, 7936), (2604, 7744), (2688, 7502), (2728, 7392), (2816, 7161), (2904, 6944), (2976, 6776), (3388, 5952), (3472, 5808), (3696, 5456), (3751, 5376), (3872, 5208), (3968, 5082), (4092, 4928), (4224, 4774)]