20006802816

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:175

約数の個数: 1024

約数和(自身を含む): 77909852160

約数和(自身を除く): 57903049344

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 21, 22, 23, 24, 26, 28, 31, 32, 33, 39, 42, 44, 46, 48, 52, 56, 62, 64, 66, 69, 73, 77, 78, 84, 88, 91, 92, 93, 96, 104, 112, 124, 128, 132, 138, 143, 146, 154, 156, 161, 168, 176, 182, 184, 186, 192, 208, 217, 219, 224, 231, 248, 253, 264, 273, 276, 286, 292, 299, 308, 312, 322, 336, 341, 352, 364, 368, 372, 384, 403, 416, 429, 434, 438, 448, 462, 483, 496, 506, 511, 528, 546, 552, 572, 584, 598, 616, 624, 644, 651, 672, 682, 704, 713, 728, 736, 744, 759, 803, 806, 832, 858, 868, 876, 896, 897, 924, 949, 966, 992, 1001, 1012, 1022, 1023, 1056, 1092, 1104, 1144, 1168, 1196, 1209, 1232, 1248, 1288, 1302, 1344, 1364, 1408, 1426, 1456, 1472, 1488, 1518, 1533, 1606, 1612, 1664, 1679, 1716, 1736, 1752, 1771, 1794, 1848, 1898, 1932, 1984, 2002, 2024, 2044, 2046, 2093, 2112, 2139, 2184, 2208, 2263, 2288, 2336, 2387, 2392, 2409, 2418, 2464, 2496, 2576, 2604, 2688, 2728, 2821, 2847, 2852, 2912, 2944, 2976, 3003, 3036, 3066, 3212, 3224, 3289, 3358, 3432, 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約数ペア:

[(1, 20006802816), (2, 10003401408), (3, 6668934272), (4, 5001700704), (6, 3334467136), (7, 2858114688), (8, 2500850352), (11, 1818800256), (12, 1667233568), (13, 1538984832), (14, 1429057344), (16, 1250425176), (21, 952704896), (22, 909400128), (23, 869860992), (24, 833616784), (26, 769492416), (28, 714528672), (31, 645380736), (32, 625212588), (33, 606266752), (39, 512994944), (42, 476352448), (44, 454700064), (46, 434930496), (48, 416808392), (52, 384746208), (56, 357264336), (62, 322690368), (64, 312606294), (66, 303133376), (69, 289953664), (73, 274065792), (77, 259828608), (78, 256497472), (84, 238176224), (88, 227350032), (91, 219854976), (92, 217465248), (93, 215126912), (96, 208404196), (104, 192373104), (112, 178632168), (124, 161345184), (128, 156303147), (132, 151566688), (138, 144976832), (143, 139907712), (146, 137032896), (154, 129914304), (156, 128248736), (161, 124265856), (168, 119088112), (176, 113675016), (182, 109927488), (184, 108732624), (186, 107563456), (192, 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