18015621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{809}}^1$

素因数の和:1396

約数の個数: 16

約数和(自身を含む): 25945920

約数和(自身を除く): 7930299

約数列:

[1, 3, 13, 39, 571, 809, 1713, 2427, 7423, 10517, 22269, 31551, 461939, 1385817, 6005207, 18015621]

約数ペア:

[(1, 18015621), (3, 6005207), (13, 1385817), (39, 461939), (571, 31551), (809, 22269), (1713, 10517), (2427, 7423)]