20044989

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{14557}}^1$

素因数の和:14586

約数の個数: 20

約数和(自身を含む): 31707324

約数和(自身を除く): 11662335

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 14557, 43671, 131013, 247469, 393039, 742407, 1179117, 2227221, 6681663, 20044989]

約数ペア:

[(1, 20044989), (3, 6681663), (9, 2227221), (17, 1179117), (27, 742407), (51, 393039), (81, 247469), (153, 131013), (459, 43671), (1377, 14557)]