20021163008

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8260

約数の個数: 176

約数和(自身を含む): 51514441728

約数和(自身を除く): 31493278720

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 128, 154, 176, 217, 224, 248, 256, 308, 341, 352, 434, 448, 496, 512, 616, 682, 704, 868, 896, 992, 1024, 1232, 1364, 1408, 1736, 1792, 1984, 2387, 2464, 2728, 2816, 3472, 3584, 3968, 4774, 4928, 5456, 5632, 6944, 7168, 7936, 8191, 9548, 9856, 10912, 11264, 13888, 15872, 16382, 19096, 19712, 21824, 27776, 31744, 32764, 38192, 39424, 43648, 55552, 57337, 65528, 76384, 78848, 87296, 90101, 111104, 114674, 131056, 152768, 174592, 180202, 222208, 229348, 253921, 262112, 305536, 349184, 360404, 458696, 507842, 524224, 611072, 630707, 720808, 917392, 1015684, 1048448, 1222144, 1261414, 1441616, 1777447, 1834784, 2031368, 2096896, 2444288, 2522828, 2793131, 2883232, 3554894, 3669568, 4062736, 4193792, 5045656, 5586262, 5766464, 7109788, 7339136, 8125472, 8387584, 10091312, 11172524, 11532928, 14219576, 14678272, 16250944, 19551917, 20182624, 22345048, 23065856, 28439152, 29356544, 32501888, 39103834, 40365248, 44690096, 46131712, 56878304, 58713088, 65003776, 78207668, 80730496, 89380192, 92263424, 113756608, 130007552, 156415336, 161460992, 178760384, 227513216, 260015104, 312830672, 322921984, 357520768, 455026432, 625661344, 645843968, 715041536, 910052864, 1251322688, 1430083072, 1820105728, 2502645376, 2860166144, 5005290752, 10010581504, 20021163008]

約数ペア:

[(1, 20021163008), (2, 10010581504), (4, 5005290752), (7, 2860166144), (8, 2502645376), (11, 1820105728), (14, 1430083072), (16, 1251322688), (22, 910052864), (28, 715041536), (31, 645843968), (32, 625661344), (44, 455026432), (56, 357520768), (62, 322921984), (64, 312830672), (77, 260015104), (88, 227513216), (112, 178760384), (124, 161460992), (128, 156415336), (154, 130007552), (176, 113756608), (217, 92263424), (224, 89380192), (248, 80730496), (256, 78207668), (308, 65003776), (341, 58713088), (352, 56878304), (434, 46131712), (448, 44690096), (496, 40365248), (512, 39103834), (616, 32501888), (682, 29356544), (704, 28439152), (868, 23065856), (896, 22345048), (992, 20182624), (1024, 19551917), (1232, 16250944), (1364, 14678272), (1408, 14219576), (1736, 11532928), (1792, 11172524), (1984, 10091312), (2387, 8387584), (2464, 8125472), (2728, 7339136), (2816, 7109788), (3472, 5766464), (3584, 5586262), (3968, 5045656), (4774, 4193792), (4928, 4062736), (5456, 3669568), (5632, 3554894), (6944, 2883232), (7168, 2793131), (7936, 2522828), (8191, 2444288), (9548, 2096896), (9856, 2031368), (10912, 1834784), (11264, 1777447), (13888, 1441616), (15872, 1261414), (16382, 1222144), (19096, 1048448), (19712, 1015684), (21824, 917392), (27776, 720808), (31744, 630707), (32764, 611072), (38192, 524224), (39424, 507842), (43648, 458696), (55552, 360404), (57337, 349184), (65528, 305536), (76384, 262112), (78848, 253921), (87296, 229348), (90101, 222208), (111104, 180202), (114674, 174592), (131056, 152768)]