19704690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{218941}}^1$

素因数の和:218954

約数の個数: 24

約数和(自身を含む): 51232428

約数和(自身を除く): 31527738

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 218941, 437882, 656823, 1094705, 1313646, 1970469, 2189410, 3284115, 3940938, 6568230, 9852345, 19704690]

約数ペア:

[(1, 19704690), (2, 9852345), (3, 6568230), (5, 3940938), (6, 3284115), (9, 2189410), (10, 1970469), (15, 1313646), (18, 1094705), (30, 656823), (45, 437882), (90, 218941)]