18131568

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{593}}^1$

素因数の和:631

約数の個数: 120

約数和(自身を含む): 58777488

約数和(自身を除く): 40645920

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 364, 392, 546, 588, 593, 624, 637, 728, 784, 1092, 1176, 1186, 1274, 1456, 1779, 1911, 2184, 2352, 2372, 2548, 3558, 3822, 4151, 4368, 4744, 5096, 7116, 7644, 7709, 8302, 9488, 10192, 12453, 14232, 15288, 15418, 16604, 23127, 24906, 28464, 29057, 30576, 30836, 33208, 46254, 49812, 53963, 58114, 61672, 66416, 87171, 92508, 99624, 107926, 116228, 123344, 161889, 174342, 185016, 199248, 215852, 232456, 323778, 348684, 370032, 377741, 431704, 464912, 647556, 697368, 755482, 863408, 1133223, 1295112, 1394736, 1510964, 2266446, 2590224, 3021928, 4532892, 6043856, 9065784, 18131568]

約数ペア:

[(1, 18131568), (2, 9065784), (3, 6043856), (4, 4532892), (6, 3021928), (7, 2590224), (8, 2266446), (12, 1510964), (13, 1394736), (14, 1295112), (16, 1133223), (21, 863408), (24, 755482), (26, 697368), (28, 647556), (39, 464912), (42, 431704), (48, 377741), (49, 370032), (52, 348684), (56, 323778), (78, 232456), (84, 215852), (91, 199248), (98, 185016), (104, 174342), (112, 161889), (147, 123344), (156, 116228), (168, 107926), (182, 99624), (196, 92508), (208, 87171), (273, 66416), (294, 61672), (312, 58114), (336, 53963), (364, 49812), (392, 46254), (546, 33208), (588, 30836), (593, 30576), (624, 29057), (637, 28464), (728, 24906), (784, 23127), (1092, 16604), (1176, 15418), (1186, 15288), (1274, 14232), (1456, 12453), (1779, 10192), (1911, 9488), (2184, 8302), (2352, 7709), (2372, 7644), (2548, 7116), (3558, 5096), (3822, 4744), (4151, 4368)]