18813872

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15271}}^1$

素因数の和:15297

約数の個数: 40

約数和(自身を含む): 45449472

約数和(自身を除く): 26635600

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 15271, 30542, 61084, 106897, 122168, 167981, 213794, 244336, 335962, 427588, 671924, 855176, 1175867, 1343848, 1710352, 2351734, 2687696, 4703468, 9406936, 18813872]

約数ペア:

[(1, 18813872), (2, 9406936), (4, 4703468), (7, 2687696), (8, 2351734), (11, 1710352), (14, 1343848), (16, 1175867), (22, 855176), (28, 671924), (44, 427588), (56, 335962), (77, 244336), (88, 213794), (112, 167981), (154, 122168), (176, 106897), (308, 61084), (616, 30542), (1232, 15271)]