2020441563

素因数分解:

$3^4\times 7^1\times {\mathrm{3563389}}^1$

素因数の和:3563408

約数の個数: 20

約数和(自身を含む): 3449361520

約数和(自身を除く): 1428919957

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3563389, 10690167, 24943723, 32070501, 74831169, 96211503, 224493507, 288634509, 673480521, 2020441563]

約数ペア:

[(1, 2020441563), (3, 673480521), (7, 288634509), (9, 224493507), (21, 96211503), (27, 74831169), (63, 32070501), (81, 24943723), (189, 10690167), (567, 3563389)]