20199509514

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1\times {\mathrm{647}}^1$

素因数の和:1225

約数の個数: 128

約数和(自身を含む): 48372940800

約数和(自身を除く): 28173431286

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 71, 102, 142, 153, 213, 306, 426, 459, 479, 639, 647, 918, 958, 1207, 1278, 1294, 1437, 1917, 1941, 2414, 2874, 3621, 3834, 3882, 4311, 5823, 7242, 8143, 8622, 10863, 10999, 11646, 12933, 16286, 17469, 21726, 21998, 24429, 25866, 32589, 32997, 34009, 34938, 45937, 48858, 65178, 65994, 68018, 73287, 91874, 98991, 102027, 137811, 146574, 197982, 204054, 219861, 275622, 296973, 306081, 309913, 413433, 439722, 578153, 593946, 612162, 619826, 780929, 826866, 918243, 929739, 1156306, 1240299, 1561858, 1734459, 1836486, 1859478, 2342787, 2480598, 2789217, 3468918, 4685574, 5203377, 5268521, 5578434, 7028361, 8367651, 10406754, 10537042, 14056722, 15610131, 15805563, 16735302, 21085083, 22003823, 31220262, 31611126, 42170166, 44007646, 47416689, 66011469, 94833378, 132022938, 142250067, 198034407, 284500134, 374064991, 396068814, 594103221, 748129982, 1122194973, 1188206442, 2244389946, 3366584919, 6733169838, 10099754757, 20199509514]

約数ペア:

[(1, 20199509514), (2, 10099754757), (3, 6733169838), (6, 3366584919), (9, 2244389946), (17, 1188206442), (18, 1122194973), (27, 748129982), (34, 594103221), (51, 396068814), (54, 374064991), (71, 284500134), (102, 198034407), (142, 142250067), (153, 132022938), (213, 94833378), (306, 66011469), (426, 47416689), (459, 44007646), (479, 42170166), (639, 31611126), (647, 31220262), (918, 22003823), (958, 21085083), (1207, 16735302), (1278, 15805563), (1294, 15610131), (1437, 14056722), (1917, 10537042), (1941, 10406754), (2414, 8367651), (2874, 7028361), (3621, 5578434), (3834, 5268521), (3882, 5203377), (4311, 4685574), (5823, 3468918), (7242, 2789217), (8143, 2480598), (8622, 2342787), (10863, 1859478), (10999, 1836486), (11646, 1734459), (12933, 1561858), (16286, 1240299), (17469, 1156306), (21726, 929739), (21998, 918243), (24429, 826866), (25866, 780929), (32589, 619826), (32997, 612162), (34009, 593946), (34938, 578153), (45937, 439722), (48858, 413433), (65178, 309913), (65994, 306081), (68018, 296973), (73287, 275622), (91874, 219861), (98991, 204054), (102027, 197982), (137811, 146574)]