20693148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 59963904

約数和(自身を除く): 39270756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 43, 51, 68, 84, 86, 102, 119, 129, 172, 204, 238, 258, 301, 337, 357, 476, 516, 602, 674, 714, 731, 903, 1011, 1204, 1348, 1428, 1462, 1806, 2022, 2193, 2359, 2924, 3612, 4044, 4386, 4718, 5117, 5729, 7077, 8772, 9436, 10234, 11458, 14154, 14491, 15351, 17187, 20468, 22916, 28308, 28982, 30702, 34374, 40103, 43473, 57964, 61404, 68748, 80206, 86946, 101437, 120309, 160412, 173892, 202874, 240618, 246347, 304311, 405748, 481236, 492694, 608622, 739041, 985388, 1217244, 1478082, 1724429, 2956164, 3448858, 5173287, 6897716, 10346574, 20693148]

約数ペア:

[(1, 20693148), (2, 10346574), (3, 6897716), (4, 5173287), (6, 3448858), (7, 2956164), (12, 1724429), (14, 1478082), (17, 1217244), (21, 985388), (28, 739041), (34, 608622), (42, 492694), (43, 481236), (51, 405748), (68, 304311), (84, 246347), (86, 240618), (102, 202874), (119, 173892), (129, 160412), (172, 120309), (204, 101437), (238, 86946), (258, 80206), (301, 68748), (337, 61404), (357, 57964), (476, 43473), (516, 40103), (602, 34374), (674, 30702), (714, 28982), (731, 28308), (903, 22916), (1011, 20468), (1204, 17187), (1348, 15351), (1428, 14491), (1462, 14154), (1806, 11458), (2022, 10234), (2193, 9436), (2359, 8772), (2924, 7077), (3612, 5729), (4044, 5117), (4386, 4718)]