20398014

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{593}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 56881440

約数和(自身を除く): 36483426

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 49, 54, 63, 78, 91, 98, 117, 126, 147, 182, 189, 234, 273, 294, 351, 378, 441, 546, 593, 637, 702, 819, 882, 1186, 1274, 1323, 1638, 1779, 1911, 2457, 2646, 3558, 3822, 4151, 4914, 5337, 5733, 7709, 8302, 10674, 11466, 12453, 15418, 16011, 17199, 23127, 24906, 29057, 32022, 34398, 37359, 46254, 53963, 58114, 69381, 74718, 87171, 107926, 112077, 138762, 161889, 174342, 208143, 224154, 261513, 323778, 377741, 416286, 485667, 523026, 755482, 784539, 971334, 1133223, 1457001, 1569078, 2266446, 2914002, 3399669, 6799338, 10199007, 20398014]

約数ペア:

[(1, 20398014), (2, 10199007), (3, 6799338), (6, 3399669), (7, 2914002), (9, 2266446), (13, 1569078), (14, 1457001), (18, 1133223), (21, 971334), (26, 784539), (27, 755482), (39, 523026), (42, 485667), (49, 416286), (54, 377741), (63, 323778), (78, 261513), (91, 224154), (98, 208143), (117, 174342), (126, 161889), (147, 138762), (182, 112077), (189, 107926), (234, 87171), (273, 74718), (294, 69381), (351, 58114), (378, 53963), (441, 46254), (546, 37359), (593, 34398), (637, 32022), (702, 29057), (819, 24906), (882, 23127), (1186, 17199), (1274, 16011), (1323, 15418), (1638, 12453), (1779, 11466), (1911, 10674), (2457, 8302), (2646, 7709), (3558, 5733), (3822, 5337), (4151, 4914)]