20565523917

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{14935021}}^1$

素因数の和:14935050

約数の個数: 20

約数和(自身を含む): 32528477916

約数和(自身を除く): 11962953999

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 14935021, 44805063, 134415189, 253895357, 403245567, 761686071, 1209736701, 2285058213, 6855174639, 20565523917]

約数ペア:

[(1, 20565523917), (3, 6855174639), (9, 2285058213), (17, 1209736701), (27, 761686071), (51, 403245567), (81, 253895357), (153, 134415189), (459, 44805063), (1377, 14935021)]