18983433

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1557

約数の個数: 24

約数和(自身を含む): 29795040

約数和(自身を除く): 10811607

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1451, 1869, 4353, 4361, 10157, 13083, 30471, 71099, 129139, 213297, 387417, 903973, 2711919, 6327811, 18983433]

約数ペア:

[(1, 18983433), (3, 6327811), (7, 2711919), (21, 903973), (49, 387417), (89, 213297), (147, 129139), (267, 71099), (623, 30471), (1451, 13083), (1869, 10157), (4353, 4361)]