20982267

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{2689}}^1$

素因数の和:2732

約数の個数: 24

約数和(自身を含む): 33033200

約数和(自身を除く): 12050933

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2601, 2689, 7803, 8067, 24201, 45713, 72603, 137139, 411417, 777121, 1234251, 2331363, 6994089, 20982267]

約数ペア:

[(1, 20982267), (3, 6994089), (9, 2331363), (17, 1234251), (27, 777121), (51, 411417), (153, 137139), (289, 72603), (459, 45713), (867, 24201), (2601, 8067), (2689, 7803)]