20788384448

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{677}}^1$

素因数の和:899

約数の個数: 168

約数和(自身を含む): 47650371552

約数和(自身を除く): 26861987104

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 167, 169, 208, 221, 272, 334, 338, 416, 442, 544, 668, 676, 677, 832, 884, 1088, 1336, 1352, 1354, 1768, 2171, 2672, 2704, 2708, 2839, 2873, 3536, 4342, 5344, 5408, 5416, 5678, 5746, 7072, 8684, 8801, 10688, 10816, 10832, 11356, 11492, 11509, 14144, 17368, 17602, 21664, 22712, 22984, 23018, 28223, 34736, 35204, 36907, 43328, 45424, 45968, 46036, 56446, 69472, 70408, 73814, 90848, 91936, 92072, 112892, 113059, 114413, 138944, 140816, 147628, 149617, 181696, 183872, 184144, 225784, 226118, 228826, 281632, 295256, 299234, 368288, 451568, 452236, 457652, 479791, 563264, 590512, 598468, 736576, 903136, 904472, 915304, 959582, 1181024, 1196936, 1469767, 1806272, 1808944, 1830608, 1919164, 1922003, 1945021, 2362048, 2393872, 2939534, 3617888, 3661216, 3838328, 3844006, 3890042, 4787744, 5879068, 7235776, 7322432, 7676656, 7688012, 7780084, 9575488, 11758136, 15353312, 15376024, 15560168, 19106971, 23516272, 24986039, 30706624, 30752048, 31120336, 38213942, 47032544, 49972078, 61504096, 62240672, 76427884, 94065088, 99944156, 123008192, 124481344, 152855768, 199888312, 305711536, 324818507, 399776624, 611423072, 649637014, 799553248, 1222846144, 1299274028, 1599106496, 2598548056, 5197096112, 10394192224, 20788384448]

約数ペア:

[(1, 20788384448), (2, 10394192224), (4, 5197096112), (8, 2598548056), (13, 1599106496), (16, 1299274028), (17, 1222846144), (26, 799553248), (32, 649637014), (34, 611423072), (52, 399776624), (64, 324818507), (68, 305711536), (104, 199888312), (136, 152855768), (167, 124481344), (169, 123008192), (208, 99944156), (221, 94065088), (272, 76427884), (334, 62240672), (338, 61504096), (416, 49972078), (442, 47032544), (544, 38213942), (668, 31120336), (676, 30752048), (677, 30706624), (832, 24986039), (884, 23516272), (1088, 19106971), (1336, 15560168), (1352, 15376024), (1354, 15353312), (1768, 11758136), (2171, 9575488), (2672, 7780084), (2704, 7688012), (2708, 7676656), (2839, 7322432), (2873, 7235776), (3536, 5879068), (4342, 4787744), (5344, 3890042), (5408, 3844006), (5416, 3838328), (5678, 3661216), (5746, 3617888), (7072, 2939534), (8684, 2393872), (8801, 2362048), (10688, 1945021), (10816, 1922003), (10832, 1919164), (11356, 1830608), (11492, 1808944), (11509, 1806272), (14144, 1469767), (17368, 1196936), (17602, 1181024), (21664, 959582), (22712, 915304), (22984, 904472), (23018, 903136), (28223, 736576), (34736, 598468), (35204, 590512), (36907, 563264), (43328, 479791), (45424, 457652), (45968, 452236), (46036, 451568), (56446, 368288), (69472, 299234), (70408, 295256), (73814, 281632), (90848, 228826), (91936, 226118), (92072, 225784), (112892, 184144), (113059, 183872), (114413, 181696), (138944, 149617), (140816, 147628)]