20465998784

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2017}}^1$

素因数の和:2147

約数の個数: 224

約数和(自身を含む): 53143464960

約数和(自身を除く): 32677466176

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 32, 44, 56, 58, 64, 71, 77, 88, 112, 116, 142, 154, 176, 203, 224, 232, 284, 308, 319, 352, 406, 448, 464, 497, 568, 616, 638, 704, 781, 812, 928, 994, 1136, 1232, 1276, 1562, 1624, 1856, 1988, 2017, 2059, 2233, 2272, 2464, 2552, 3124, 3248, 3976, 4034, 4118, 4466, 4544, 4928, 5104, 5467, 6248, 6496, 7952, 8068, 8236, 8932, 10208, 10934, 12496, 12992, 14119, 14413, 15904, 16136, 16472, 17864, 20416, 21868, 22187, 22649, 24992, 28238, 28826, 31808, 32272, 32944, 35728, 43736, 44374, 45298, 49984, 56476, 57652, 58493, 64544, 65888, 71456, 87472, 88748, 90596, 112952, 115304, 116986, 129088, 131776, 142912, 143207, 155309, 158543, 174944, 177496, 181192, 225904, 230608, 233972, 286414, 310618, 317086, 349888, 354992, 362384, 409451, 451808, 461216, 467944, 572828, 621236, 634172, 643423, 709984, 724768, 818902, 903616, 922432, 935888, 1002449, 1145656, 1242472, 1268344, 1286846, 1419968, 1449536, 1575277, 1637804, 1871776, 2004898, 2291312, 2484944, 2536688, 2573692, 3150554, 3275608, 3743552, 4009796, 4153003, 4503961, 4582624, 4969888, 5073376, 5147384, 6301108, 6551216, 8019592, 8306006, 9007922, 9165248, 9939776, 10146752, 10294768, 11026939, 12602216, 13102432, 16039184, 16612012, 18015844, 20589536, 22053878, 25204432, 26204864, 29071021, 32078368, 33224024, 36031688, 41179072, 44107756, 45683033, 50408864, 58142042, 64156736, 66448048, 72063376, 88215512, 91366066, 100817728, 116284084, 132896096, 144126752, 176431024, 182732132, 232568168, 265792192, 288253504, 319781231, 352862048, 365464264, 465136336, 639562462, 705724096, 730928528, 930272672, 1279124924, 1461857056, 1860545344, 2558249848, 2923714112, 5116499696, 10232999392, 20465998784]

約数ペア:

[(1, 20465998784), (2, 10232999392), (4, 5116499696), (7, 2923714112), (8, 2558249848), (11, 1860545344), (14, 1461857056), (16, 1279124924), (22, 930272672), (28, 730928528), (29, 705724096), (32, 639562462), (44, 465136336), (56, 365464264), (58, 352862048), (64, 319781231), (71, 288253504), (77, 265792192), (88, 232568168), (112, 182732132), (116, 176431024), (142, 144126752), (154, 132896096), (176, 116284084), (203, 100817728), (224, 91366066), (232, 88215512), (284, 72063376), (308, 66448048), (319, 64156736), (352, 58142042), (406, 50408864), (448, 45683033), (464, 44107756), (497, 41179072), (568, 36031688), (616, 33224024), (638, 32078368), (704, 29071021), (781, 26204864), (812, 25204432), (928, 22053878), (994, 20589536), (1136, 18015844), (1232, 16612012), (1276, 16039184), (1562, 13102432), (1624, 12602216), (1856, 11026939), (1988, 10294768), (2017, 10146752), (2059, 9939776), (2233, 9165248), (2272, 9007922), (2464, 8306006), (2552, 8019592), (3124, 6551216), (3248, 6301108), (3976, 5147384), (4034, 5073376), (4118, 4969888), (4466, 4582624), (4544, 4503961), (4928, 4153003), (5104, 4009796), (5467, 3743552), (6248, 3275608), (6496, 3150554), (7952, 2573692), (8068, 2536688), (8236, 2484944), (8932, 2291312), (10208, 2004898), (10934, 1871776), (12496, 1637804), (12992, 1575277), (14119, 1449536), (14413, 1419968), (15904, 1286846), (16136, 1268344), (16472, 1242472), (17864, 1145656), (20416, 1002449), (21868, 935888), (22187, 922432), (22649, 903616), (24992, 818902), (28238, 724768), (28826, 709984), (31808, 643423), (32272, 634172), (32944, 621236), (35728, 572828), (43736, 467944), (44374, 461216), (45298, 451808), (49984, 409451), (56476, 362384), (57652, 354992), (58493, 349888), (64544, 317086), (65888, 310618), (71456, 286414), (87472, 233972), (88748, 230608), (90596, 225904), (112952, 181192), (115304, 177496), (116986, 174944), (129088, 158543), (131776, 155309), (142912, 143207)]