20744808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 63974400

約数和(自身を除く): 43229592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 67, 76, 84, 97, 114, 133, 134, 152, 168, 194, 201, 228, 266, 268, 291, 388, 399, 402, 456, 469, 532, 536, 582, 679, 776, 798, 804, 938, 1064, 1164, 1273, 1358, 1407, 1596, 1608, 1843, 1876, 2037, 2328, 2546, 2716, 2814, 3192, 3686, 3752, 3819, 4074, 5092, 5432, 5529, 5628, 6499, 7372, 7638, 8148, 8911, 10184, 11058, 11256, 12901, 12998, 14744, 15276, 16296, 17822, 19497, 22116, 25802, 25996, 26733, 30552, 35644, 38703, 38994, 44232, 45493, 51604, 51992, 53466, 71288, 77406, 77988, 90986, 103208, 106932, 123481, 136479, 154812, 155976, 181972, 213864, 246962, 272958, 309624, 363944, 370443, 493924, 545916, 740886, 864367, 987848, 1091832, 1481772, 1728734, 2593101, 2963544, 3457468, 5186202, 6914936, 10372404, 20744808]

約数ペア:

[(1, 20744808), (2, 10372404), (3, 6914936), (4, 5186202), (6, 3457468), (7, 2963544), (8, 2593101), (12, 1728734), (14, 1481772), (19, 1091832), (21, 987848), (24, 864367), (28, 740886), (38, 545916), (42, 493924), (56, 370443), (57, 363944), (67, 309624), (76, 272958), (84, 246962), (97, 213864), (114, 181972), (133, 155976), (134, 154812), (152, 136479), (168, 123481), (194, 106932), (201, 103208), (228, 90986), (266, 77988), (268, 77406), (291, 71288), (388, 53466), (399, 51992), (402, 51604), (456, 45493), (469, 44232), (532, 38994), (536, 38703), (582, 35644), (679, 30552), (776, 26733), (798, 25996), (804, 25802), (938, 22116), (1064, 19497), (1164, 17822), (1273, 16296), (1358, 15276), (1407, 14744), (1596, 12998), (1608, 12901), (1843, 11256), (1876, 11058), (2037, 10184), (2328, 8911), (2546, 8148), (2716, 7638), (2814, 7372), (3192, 6499), (3686, 5628), (3752, 5529), (3819, 5432), (4074, 5092)]