18820326

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:685

約数の個数: 64

約数和(自身を含む): 46683648

約数和(自身を除く): 27863322

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 43, 51, 86, 102, 119, 129, 238, 258, 301, 357, 602, 613, 714, 731, 903, 1226, 1462, 1806, 1839, 2193, 3678, 4291, 4386, 5117, 8582, 10234, 10421, 12873, 15351, 20842, 25746, 26359, 30702, 31263, 52718, 62526, 72947, 79077, 145894, 158154, 184513, 218841, 369026, 437682, 448103, 553539, 896206, 1107078, 1344309, 2688618, 3136721, 6273442, 9410163, 18820326]

約数ペア:

[(1, 18820326), (2, 9410163), (3, 6273442), (6, 3136721), (7, 2688618), (14, 1344309), (17, 1107078), (21, 896206), (34, 553539), (42, 448103), (43, 437682), (51, 369026), (86, 218841), (102, 184513), (119, 158154), (129, 145894), (238, 79077), (258, 72947), (301, 62526), (357, 52718), (602, 31263), (613, 30702), (714, 26359), (731, 25746), (903, 20842), (1226, 15351), (1462, 12873), (1806, 10421), (1839, 10234), (2193, 8582), (3678, 5117), (4291, 4386)]