18557448

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 59270400

約数和(自身を除く): 40712952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 29, 39, 42, 52, 56, 58, 78, 84, 87, 91, 104, 116, 156, 168, 174, 182, 203, 232, 273, 293, 312, 348, 364, 377, 406, 546, 586, 609, 696, 728, 754, 812, 879, 1092, 1131, 1172, 1218, 1508, 1624, 1758, 2051, 2184, 2262, 2344, 2436, 2639, 3016, 3516, 3809, 4102, 4524, 4872, 5278, 6153, 7032, 7618, 7917, 8204, 8497, 9048, 10556, 11427, 12306, 15236, 15834, 16408, 16994, 21112, 22854, 24612, 25491, 26663, 30472, 31668, 33988, 45708, 49224, 50982, 53326, 59479, 63336, 67976, 79989, 91416, 101964, 106652, 110461, 118958, 159978, 178437, 203928, 213304, 220922, 237916, 319956, 331383, 356874, 441844, 475832, 639912, 662766, 713748, 773227, 883688, 1325532, 1427496, 1546454, 2319681, 2651064, 3092908, 4639362, 6185816, 9278724, 18557448]

約数ペア:

[(1, 18557448), (2, 9278724), (3, 6185816), (4, 4639362), (6, 3092908), (7, 2651064), (8, 2319681), (12, 1546454), (13, 1427496), (14, 1325532), (21, 883688), (24, 773227), (26, 713748), (28, 662766), (29, 639912), (39, 475832), (42, 441844), (52, 356874), (56, 331383), (58, 319956), (78, 237916), (84, 220922), (87, 213304), (91, 203928), (104, 178437), (116, 159978), (156, 118958), (168, 110461), (174, 106652), (182, 101964), (203, 91416), (232, 79989), (273, 67976), (293, 63336), (312, 59479), (348, 53326), (364, 50982), (377, 49224), (406, 45708), (546, 33988), (586, 31668), (609, 30472), (696, 26663), (728, 25491), (754, 24612), (812, 22854), (879, 21112), (1092, 16994), (1131, 16408), (1172, 15834), (1218, 15236), (1508, 12306), (1624, 11427), (1758, 10556), (2051, 9048), (2184, 8497), (2262, 8204), (2344, 7917), (2436, 7618), (2639, 7032), (3016, 6153), (3516, 5278), (3809, 4872), (4102, 4524)]