18807264

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 144

約数和(自身を含む): 64471680

約数和(自身を除く): 45664416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 96, 112, 114, 126, 133, 144, 152, 168, 171, 224, 228, 252, 266, 288, 304, 336, 342, 399, 456, 491, 504, 532, 608, 672, 684, 798, 912, 982, 1008, 1064, 1197, 1368, 1473, 1596, 1824, 1964, 2016, 2128, 2394, 2736, 2946, 3192, 3437, 3928, 4256, 4419, 4788, 5472, 5892, 6384, 6874, 7856, 8838, 9329, 9576, 10311, 11784, 12768, 13748, 15712, 17676, 18658, 19152, 20622, 23568, 27496, 27987, 30933, 35352, 37316, 38304, 41244, 47136, 54992, 55974, 61866, 65303, 70704, 74632, 82488, 83961, 109984, 111948, 123732, 130606, 141408, 149264, 164976, 167922, 195909, 223896, 247464, 261212, 298528, 329952, 335844, 391818, 447792, 494928, 522424, 587727, 671688, 783636, 895584, 989856, 1044848, 1175454, 1343376, 1567272, 2089696, 2350908, 2686752, 3134544, 4701816, 6269088, 9403632, 18807264]

約数ペア:

[(1, 18807264), (2, 9403632), (3, 6269088), (4, 4701816), (6, 3134544), (7, 2686752), (8, 2350908), (9, 2089696), (12, 1567272), (14, 1343376), (16, 1175454), (18, 1044848), (19, 989856), (21, 895584), (24, 783636), (28, 671688), (32, 587727), (36, 522424), (38, 494928), (42, 447792), (48, 391818), (56, 335844), (57, 329952), (63, 298528), (72, 261212), (76, 247464), (84, 223896), (96, 195909), (112, 167922), (114, 164976), (126, 149264), (133, 141408), (144, 130606), (152, 123732), (168, 111948), (171, 109984), (224, 83961), (228, 82488), (252, 74632), (266, 70704), (288, 65303), (304, 61866), (336, 55974), (342, 54992), (399, 47136), (456, 41244), (491, 38304), (504, 37316), (532, 35352), (608, 30933), (672, 27987), (684, 27496), (798, 23568), (912, 20622), (982, 19152), (1008, 18658), (1064, 17676), (1197, 15712), (1368, 13748), (1473, 12768), (1596, 11784), (1824, 10311), (1964, 9576), (2016, 9329), (2128, 8838), (2394, 7856), (2736, 6874), (2946, 6384), (3192, 5892), (3437, 5472), (3928, 4788), (4256, 4419)]