18546021

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{541}}^1$

素因数の和:853

約数の個数: 24

約数和(自身を含む): 29001336

約数和(自身を除く): 10455315

約数列:

[1, 3, 9, 13, 39, 117, 293, 541, 879, 1623, 2637, 3809, 4869, 7033, 11427, 21099, 34281, 63297, 158513, 475539, 1426617, 2060669, 6182007, 18546021]

約数ペア:

[(1, 18546021), (3, 6182007), (9, 2060669), (13, 1426617), (39, 475539), (117, 158513), (293, 63297), (541, 34281), (879, 21099), (1623, 11427), (2637, 7033), (3809, 4869)]