39891874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{42169}}^1$

素因数の和:42225

約数の個数: 16

約数和(自身を含む): 66797280

約数和(自身を除く): 26905406

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 42169, 84338, 463859, 927718, 1813267, 3626534, 19945937, 39891874]

約数ペア:

[(1, 39891874), (2, 19945937), (11, 3626534), (22, 1813267), (43, 927718), (86, 463859), (473, 84338), (946, 42169)]