18957744

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 180

約数和(自身を含む): 61949160

約数和(自身を除く): 42991416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 41, 48, 52, 57, 72, 76, 78, 82, 104, 114, 117, 123, 144, 152, 156, 164, 169, 171, 208, 228, 234, 246, 247, 304, 312, 328, 338, 342, 369, 456, 468, 492, 494, 507, 533, 624, 656, 676, 684, 738, 741, 779, 912, 936, 984, 988, 1014, 1066, 1352, 1368, 1476, 1482, 1521, 1558, 1599, 1872, 1968, 1976, 2028, 2132, 2223, 2337, 2704, 2736, 2952, 2964, 3042, 3116, 3198, 3211, 3952, 4056, 4264, 4446, 4674, 4797, 5904, 5928, 6084, 6232, 6396, 6422, 6929, 7011, 8112, 8528, 8892, 9348, 9594, 9633, 10127, 11856, 12168, 12464, 12792, 12844, 13858, 14022, 17784, 18696, 19188, 19266, 20254, 20787, 24336, 25584, 25688, 27716, 28044, 28899, 30381, 35568, 37392, 38376, 38532, 40508, 41574, 51376, 55432, 56088, 57798, 60762, 62361, 76752, 77064, 81016, 83148, 91143, 110864, 112176, 115596, 121524, 124722, 131651, 154128, 162032, 166296, 182286, 231192, 243048, 249444, 263302, 332592, 364572, 394953, 462384, 486096, 498888, 526604, 729144, 789906, 997776, 1053208, 1184859, 1458288, 1579812, 2106416, 2369718, 3159624, 4739436, 6319248, 9478872, 18957744]

約数ペア:

[(1, 18957744), (2, 9478872), (3, 6319248), (4, 4739436), (6, 3159624), (8, 2369718), (9, 2106416), (12, 1579812), (13, 1458288), (16, 1184859), (18, 1053208), (19, 997776), (24, 789906), (26, 729144), (36, 526604), (38, 498888), (39, 486096), (41, 462384), (48, 394953), (52, 364572), (57, 332592), (72, 263302), (76, 249444), (78, 243048), (82, 231192), (104, 182286), (114, 166296), (117, 162032), (123, 154128), (144, 131651), (152, 124722), (156, 121524), (164, 115596), (169, 112176), (171, 110864), (208, 91143), (228, 83148), (234, 81016), (246, 77064), (247, 76752), (304, 62361), (312, 60762), (328, 57798), (338, 56088), (342, 55432), (369, 51376), (456, 41574), (468, 40508), (492, 38532), (494, 38376), (507, 37392), (533, 35568), (624, 30381), (656, 28899), (676, 28044), (684, 27716), (738, 25688), (741, 25584), (779, 24336), (912, 20787), (936, 20254), (984, 19266), (988, 19188), (1014, 18696), (1066, 17784), (1352, 14022), (1368, 13858), (1476, 12844), (1482, 12792), (1521, 12464), (1558, 12168), (1599, 11856), (1872, 10127), (1968, 9633), (1976, 9594), (2028, 9348), (2132, 8892), (2223, 8528), (2337, 8112), (2704, 7011), (2736, 6929), (2952, 6422), (2964, 6396), (3042, 6232), (3116, 6084), (3198, 5928), (3211, 5904), (3952, 4797), (4056, 4674), (4264, 4446)]