20526156

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1429}}^1$

素因数の和:1468

約数の個数: 96

約数和(自身を含む): 64064000

約数和(自身を除く): 43537844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 378, 399, 513, 532, 684, 756, 798, 1026, 1197, 1429, 1596, 2052, 2394, 2858, 3591, 4287, 4788, 5716, 7182, 8574, 10003, 12861, 14364, 17148, 20006, 25722, 27151, 30009, 38583, 40012, 51444, 54302, 60018, 77166, 81453, 90027, 108604, 120036, 154332, 162906, 180054, 190057, 244359, 270081, 325812, 360108, 380114, 488718, 540162, 570171, 733077, 760228, 977436, 1080324, 1140342, 1466154, 1710513, 2280684, 2932308, 3421026, 5131539, 6842052, 10263078, 20526156]

約数ペア:

[(1, 20526156), (2, 10263078), (3, 6842052), (4, 5131539), (6, 3421026), (7, 2932308), (9, 2280684), (12, 1710513), (14, 1466154), (18, 1140342), (19, 1080324), (21, 977436), (27, 760228), (28, 733077), (36, 570171), (38, 540162), (42, 488718), (54, 380114), (57, 360108), (63, 325812), (76, 270081), (84, 244359), (108, 190057), (114, 180054), (126, 162906), (133, 154332), (171, 120036), (189, 108604), (228, 90027), (252, 81453), (266, 77166), (342, 60018), (378, 54302), (399, 51444), (513, 40012), (532, 38583), (684, 30009), (756, 27151), (798, 25722), (1026, 20006), (1197, 17148), (1429, 14364), (1596, 12861), (2052, 10003), (2394, 8574), (2858, 7182), (3591, 5716), (4287, 4788)]