20019393856

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{5059}}^1$

素因数の和:5173

約数の個数: 168

約数和(自身を含む): 50597328320

約数和(自身を除く): 30577934464

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 73, 77, 88, 112, 121, 146, 154, 176, 224, 242, 292, 308, 352, 448, 484, 511, 584, 616, 704, 803, 847, 968, 1022, 1168, 1232, 1606, 1694, 1936, 2044, 2336, 2464, 3212, 3388, 3872, 4088, 4672, 4928, 5059, 5621, 6424, 6776, 7744, 8176, 8833, 10118, 11242, 12848, 13552, 16352, 17666, 20236, 22484, 25696, 27104, 32704, 35332, 35413, 40472, 44968, 51392, 54208, 55649, 61831, 70664, 70826, 80944, 89936, 111298, 123662, 141328, 141652, 161888, 179872, 222596, 247324, 282656, 283304, 323776, 359744, 369307, 389543, 445192, 494648, 565312, 566608, 612139, 738614, 779086, 890384, 989296, 1133216, 1224278, 1477228, 1558172, 1780768, 1978592, 2266432, 2448556, 2585149, 2954456, 3116344, 3561536, 3957184, 4062377, 4284973, 4897112, 5170298, 5908912, 6232688, 8124754, 8569946, 9794224, 10340596, 11817824, 12465376, 16249508, 17139892, 19588448, 20681192, 23635648, 24930752, 28436639, 32499016, 34279784, 39176896, 41362384, 44686147, 56873278, 64998032, 68559568, 82724768, 89372294, 113746556, 129996064, 137119136, 165449536, 178744588, 227493112, 259992128, 274238272, 312803029, 357489176, 454986224, 625606058, 714978352, 909972448, 1251212116, 1429956704, 1819944896, 2502424232, 2859913408, 5004848464, 10009696928, 20019393856]

約数ペア:

[(1, 20019393856), (2, 10009696928), (4, 5004848464), (7, 2859913408), (8, 2502424232), (11, 1819944896), (14, 1429956704), (16, 1251212116), (22, 909972448), (28, 714978352), (32, 625606058), (44, 454986224), (56, 357489176), (64, 312803029), (73, 274238272), (77, 259992128), (88, 227493112), (112, 178744588), (121, 165449536), (146, 137119136), (154, 129996064), (176, 113746556), (224, 89372294), (242, 82724768), (292, 68559568), (308, 64998032), (352, 56873278), (448, 44686147), (484, 41362384), (511, 39176896), (584, 34279784), (616, 32499016), (704, 28436639), (803, 24930752), (847, 23635648), (968, 20681192), (1022, 19588448), (1168, 17139892), (1232, 16249508), (1606, 12465376), (1694, 11817824), (1936, 10340596), (2044, 9794224), (2336, 8569946), (2464, 8124754), (3212, 6232688), (3388, 5908912), (3872, 5170298), (4088, 4897112), (4672, 4284973), (4928, 4062377), (5059, 3957184), (5621, 3561536), (6424, 3116344), (6776, 2954456), (7744, 2585149), (8176, 2448556), (8833, 2266432), (10118, 1978592), (11242, 1780768), (12848, 1558172), (13552, 1477228), (16352, 1224278), (17666, 1133216), (20236, 989296), (22484, 890384), (25696, 779086), (27104, 738614), (32704, 612139), (35332, 566608), (35413, 565312), (40472, 494648), (44968, 445192), (51392, 389543), (54208, 369307), (55649, 359744), (61831, 323776), (70664, 283304), (70826, 282656), (80944, 247324), (89936, 222596), (111298, 179872), (123662, 161888), (141328, 141652)]