19707093

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3037}}^1$

素因数の和:3153

約数の個数: 24

約数和(自身を含む): 32859008

約数和(自身を除く): 13151915

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 3037, 6489, 9111, 21259, 27333, 63777, 191331, 312811, 938433, 2189677, 2815299, 6569031, 19707093]

約数ペア:

[(1, 19707093), (3, 6569031), (7, 2815299), (9, 2189677), (21, 938433), (63, 312811), (103, 191331), (309, 63777), (721, 27333), (927, 21259), (2163, 9111), (3037, 6489)]