12900848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{42437}}^1$

素因数の和:42464

約数の個数: 20

約数和(自身を含む): 26311560

約数和(自身を除く): 13410712

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 42437, 84874, 169748, 339496, 678992, 806303, 1612606, 3225212, 6450424, 12900848]

約数ペア:

[(1, 12900848), (2, 6450424), (4, 3225212), (8, 1612606), (16, 806303), (19, 678992), (38, 339496), (76, 169748), (152, 84874), (304, 42437)]