20512971369

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{1712411}}^1$

素因数の和:1712450

約数の個数: 24

約数和(自身を含む): 32590625184

約数和(自身を除く): 12077653815

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 1331, 3993, 11979, 1712411, 5137233, 15411699, 18836521, 56509563, 169528689, 207201731, 621605193, 1864815579, 2279219041, 6837657123, 20512971369]

約数ペア:

[(1, 20512971369), (3, 6837657123), (9, 2279219041), (11, 1864815579), (33, 621605193), (99, 207201731), (121, 169528689), (363, 56509563), (1089, 18836521), (1331, 15411699), (3993, 5137233), (11979, 1712411)]