19447989

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{12539}}^1$

素因数の和:12600

約数の個数: 16

約数和(自身を含む): 28892160

約数和(自身を除く): 9444171

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 12539, 37617, 137929, 413787, 589333, 1767999, 6482663, 19447989]

約数ペア:

[(1, 19447989), (3, 6482663), (11, 1767999), (33, 589333), (47, 413787), (141, 137929), (517, 37617), (1551, 12539)]