20512876797

素因数分解:

$3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{796091}}^1$

素因数の和:796513

約数の個数: 24

約数和(自身を含む): 33945362880

約数和(自身を除く): 13432486083

約数列:

[1, 3, 7, 9, 21, 63, 409, 1227, 2863, 3681, 8589, 25767, 796091, 2388273, 5572637, 7164819, 16717911, 50153733, 325601219, 976803657, 2279208533, 2930410971, 6837625599, 20512876797]

約数ペア:

[(1, 20512876797), (3, 6837625599), (7, 2930410971), (9, 2279208533), (21, 976803657), (63, 325601219), (409, 50153733), (1227, 16717911), (2863, 7164819), (3681, 5572637), (8589, 2388273), (25767, 796091)]