19339137

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 28828800

約数和(自身を除く): 9489663

約数列:

[1, 3, 9, 47, 131, 141, 349, 393, 423, 1047, 1179, 3141, 6157, 16403, 18471, 45719, 49209, 55413, 137157, 147627, 411471, 2148793, 6446379, 19339137]

約数ペア:

[(1, 19339137), (3, 6446379), (9, 2148793), (47, 411471), (131, 147627), (141, 137157), (349, 55413), (393, 49209), (423, 45719), (1047, 18471), (1179, 16403), (3141, 6157)]