16439841

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{18451}}^1$

素因数の和:18474

約数の個数: 20

約数和(自身を含む): 26792304

約数和(自身を除く): 10352463

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 18451, 55353, 166059, 202961, 498177, 608883, 1494531, 1826649, 5479947, 16439841]

約数ペア:

[(1, 16439841), (3, 5479947), (9, 1826649), (11, 1494531), (27, 608883), (33, 498177), (81, 202961), (99, 166059), (297, 55353), (891, 18451)]