18938346

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{450913}}^1$

素因数の和:450925

約数の個数: 16

約数和(自身を含む): 43287744

約数和(自身を除く): 24349398

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 450913, 901826, 1352739, 2705478, 3156391, 6312782, 9469173, 18938346]

約数ペア:

[(1, 18938346), (2, 9469173), (3, 6312782), (6, 3156391), (7, 2705478), (14, 1352739), (21, 901826), (42, 450913)]