18458856

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 144

約数和(自身を含む): 56953260

約数和(自身を除く): 38494404

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 37, 39, 41, 52, 72, 74, 78, 82, 104, 111, 117, 123, 148, 156, 164, 169, 222, 234, 246, 296, 312, 328, 333, 338, 369, 444, 468, 481, 492, 507, 533, 666, 676, 738, 888, 936, 962, 984, 1014, 1066, 1332, 1352, 1443, 1476, 1517, 1521, 1599, 1924, 2028, 2132, 2664, 2886, 2952, 3034, 3042, 3198, 3848, 4056, 4264, 4329, 4551, 4797, 5772, 6068, 6084, 6253, 6396, 6929, 8658, 9102, 9594, 11544, 12136, 12168, 12506, 12792, 13653, 13858, 17316, 18204, 18759, 19188, 19721, 20787, 25012, 27306, 27716, 34632, 36408, 37518, 38376, 39442, 41574, 50024, 54612, 55432, 56277, 59163, 62361, 75036, 78884, 83148, 109224, 112554, 118326, 124722, 150072, 157768, 166296, 177489, 225108, 236652, 249444, 256373, 354978, 450216, 473304, 498888, 512746, 709956, 769119, 1025492, 1419912, 1538238, 2050984, 2307357, 3076476, 4614714, 6152952, 9229428, 18458856]

約数ペア:

[(1, 18458856), (2, 9229428), (3, 6152952), (4, 4614714), (6, 3076476), (8, 2307357), (9, 2050984), (12, 1538238), (13, 1419912), (18, 1025492), (24, 769119), (26, 709956), (36, 512746), (37, 498888), (39, 473304), (41, 450216), (52, 354978), (72, 256373), (74, 249444), (78, 236652), (82, 225108), (104, 177489), (111, 166296), (117, 157768), (123, 150072), (148, 124722), (156, 118326), (164, 112554), (169, 109224), (222, 83148), (234, 78884), (246, 75036), (296, 62361), (312, 59163), (328, 56277), (333, 55432), (338, 54612), (369, 50024), (444, 41574), (468, 39442), (481, 38376), (492, 37518), (507, 36408), (533, 34632), (666, 27716), (676, 27306), (738, 25012), (888, 20787), (936, 19721), (962, 19188), (984, 18759), (1014, 18204), (1066, 17316), (1332, 13858), (1352, 13653), (1443, 12792), (1476, 12506), (1517, 12168), (1521, 12136), (1599, 11544), (1924, 9594), (2028, 9102), (2132, 8658), (2664, 6929), (2886, 6396), (2952, 6253), (3034, 6084), (3042, 6068), (3198, 5772), (3848, 4797), (4056, 4551), (4264, 4329)]