19289271

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{617}}^1$

素因数の和:1250

約数の個数: 16

約数和(自身を含む): 27320544

約数和(自身を除く): 8031273

約数列:

[1, 3, 17, 51, 613, 617, 1839, 1851, 10421, 10489, 31263, 31467, 378221, 1134663, 6429757, 19289271]

約数ペア:

[(1, 19289271), (3, 6429757), (17, 1134663), (51, 378221), (613, 31467), (617, 31263), (1839, 10489), (1851, 10421)]