18969284896

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:723

約数の個数: 144

約数和(自身を含む): 41353224192

約数和(自身を除く): 22383939296

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 127, 136, 248, 254, 272, 289, 496, 508, 521, 527, 544, 578, 992, 1016, 1042, 1054, 1156, 2032, 2084, 2108, 2159, 2312, 3937, 4064, 4168, 4216, 4318, 4624, 7874, 8336, 8432, 8636, 8857, 8959, 9248, 15748, 16151, 16672, 16864, 17272, 17714, 17918, 31496, 32302, 34544, 35428, 35836, 36703, 62992, 64604, 66167, 66929, 69088, 70856, 71672, 73406, 125984, 129208, 132334, 133858, 141712, 143344, 146812, 150569, 258416, 264668, 267716, 274567, 283424, 286688, 293624, 301138, 516832, 529336, 535432, 549134, 587248, 602276, 1058672, 1070864, 1098268, 1124839, 1137793, 1174496, 1204552, 2051177, 2117344, 2141728, 2196536, 2249678, 2275586, 2409104, 4102354, 4393072, 4499356, 4551172, 4667639, 4818208, 8204708, 8786144, 8998712, 9102344, 9335278, 16409416, 17997424, 18204688, 18670556, 19122263, 32818832, 34870009, 35994848, 36409376, 37341112, 38244526, 65637664, 69740018, 74682224, 76489052, 139480036, 149364448, 152978104, 278960072, 305956208, 557920144, 592790153, 611912416, 1115840288, 1185580306, 2371160612, 4742321224, 9484642448, 18969284896]

約数ペア:

[(1, 18969284896), (2, 9484642448), (4, 4742321224), (8, 2371160612), (16, 1185580306), (17, 1115840288), (31, 611912416), (32, 592790153), (34, 557920144), (62, 305956208), (68, 278960072), (124, 152978104), (127, 149364448), (136, 139480036), (248, 76489052), (254, 74682224), (272, 69740018), (289, 65637664), (496, 38244526), (508, 37341112), (521, 36409376), (527, 35994848), (544, 34870009), (578, 32818832), (992, 19122263), (1016, 18670556), (1042, 18204688), (1054, 17997424), (1156, 16409416), (2032, 9335278), (2084, 9102344), (2108, 8998712), (2159, 8786144), (2312, 8204708), (3937, 4818208), (4064, 4667639), (4168, 4551172), (4216, 4499356), (4318, 4393072), (4624, 4102354), (7874, 2409104), (8336, 2275586), (8432, 2249678), (8636, 2196536), (8857, 2141728), (8959, 2117344), (9248, 2051177), (15748, 1204552), (16151, 1174496), (16672, 1137793), (16864, 1124839), (17272, 1098268), (17714, 1070864), (17918, 1058672), (31496, 602276), (32302, 587248), (34544, 549134), (35428, 535432), (35836, 529336), (36703, 516832), (62992, 301138), (64604, 293624), (66167, 286688), (66929, 283424), (69088, 274567), (70856, 267716), (71672, 264668), (73406, 258416), (125984, 150569), (129208, 146812), (132334, 143344), (133858, 141712)]