17998904

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 42854400

約数和(自身を除く): 24855496

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 61, 77, 88, 122, 154, 244, 308, 427, 479, 488, 616, 671, 854, 958, 1342, 1708, 1916, 2684, 3353, 3416, 3832, 4697, 5269, 5368, 6706, 9394, 10538, 13412, 18788, 21076, 26824, 29219, 36883, 37576, 42152, 58438, 73766, 116876, 147532, 204533, 233752, 295064, 321409, 409066, 642818, 818132, 1285636, 1636264, 2249863, 2571272, 4499726, 8999452, 17998904]

約数ペア:

[(1, 17998904), (2, 8999452), (4, 4499726), (7, 2571272), (8, 2249863), (11, 1636264), (14, 1285636), (22, 818132), (28, 642818), (44, 409066), (56, 321409), (61, 295064), (77, 233752), (88, 204533), (122, 147532), (154, 116876), (244, 73766), (308, 58438), (427, 42152), (479, 37576), (488, 36883), (616, 29219), (671, 26824), (854, 21076), (958, 18788), (1342, 13412), (1708, 10538), (1916, 9394), (2684, 6706), (3353, 5368), (3416, 5269), (3832, 4697)]