18286968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 58406400

約数和(自身を除く): 40119432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 19, 21, 24, 28, 34, 38, 42, 51, 56, 57, 68, 76, 84, 102, 114, 119, 133, 136, 152, 168, 204, 228, 238, 266, 323, 337, 357, 399, 408, 456, 476, 532, 646, 674, 714, 798, 952, 969, 1011, 1064, 1292, 1348, 1428, 1596, 1938, 2022, 2261, 2359, 2584, 2696, 2856, 3192, 3876, 4044, 4522, 4718, 5729, 6403, 6783, 7077, 7752, 8088, 9044, 9436, 11458, 12806, 13566, 14154, 17187, 18088, 18872, 19209, 22916, 25612, 27132, 28308, 34374, 38418, 40103, 44821, 45832, 51224, 54264, 56616, 68748, 76836, 80206, 89642, 108851, 120309, 134463, 137496, 153672, 160412, 179284, 217702, 240618, 268926, 320824, 326553, 358568, 435404, 481236, 537852, 653106, 761957, 870808, 962472, 1075704, 1306212, 1523914, 2285871, 2612424, 3047828, 4571742, 6095656, 9143484, 18286968]

約数ペア:

[(1, 18286968), (2, 9143484), (3, 6095656), (4, 4571742), (6, 3047828), (7, 2612424), (8, 2285871), (12, 1523914), (14, 1306212), (17, 1075704), (19, 962472), (21, 870808), (24, 761957), (28, 653106), (34, 537852), (38, 481236), (42, 435404), (51, 358568), (56, 326553), (57, 320824), (68, 268926), (76, 240618), (84, 217702), (102, 179284), (114, 160412), (119, 153672), (133, 137496), (136, 134463), (152, 120309), (168, 108851), (204, 89642), (228, 80206), (238, 76836), (266, 68748), (323, 56616), (337, 54264), (357, 51224), (399, 45832), (408, 44821), (456, 40103), (476, 38418), (532, 34374), (646, 28308), (674, 27132), (714, 25612), (798, 22916), (952, 19209), (969, 18872), (1011, 18088), (1064, 17187), (1292, 14154), (1348, 13566), (1428, 12806), (1596, 11458), (1938, 9436), (2022, 9044), (2261, 8088), (2359, 7752), (2584, 7077), (2696, 6783), (2856, 6403), (3192, 5729), (3876, 4718), (4044, 4522)]