20179017

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43963}}^1$

素因数の和:43989

約数の個数: 16

約数和(自身を含む): 31654080

約数和(自身を除く): 11475063

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 43963, 131889, 395667, 747371, 1187001, 2242113, 6726339, 20179017]

約数ペア:

[(1, 20179017), (3, 6726339), (9, 2242113), (17, 1187001), (27, 747371), (51, 395667), (153, 131889), (459, 43963)]