19221189

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{911}}^1$

素因数の和:1468

約数の個数: 16

約数和(自身を含む): 27681024

約数和(自身を除く): 8459835

約数列:

[1, 3, 13, 39, 541, 911, 1623, 2733, 7033, 11843, 21099, 35529, 492851, 1478553, 6407063, 19221189]

約数ペア:

[(1, 19221189), (3, 6407063), (13, 1478553), (39, 492851), (541, 35529), (911, 21099), (1623, 11843), (2733, 7033)]