20295009

素因数分解:

$3^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{643}}^1$

素因数の和:826

約数の個数: 32

約数和(自身を含む): 34621440

約数和(自身を除く): 14326431

約数列:

[1, 3, 7, 9, 21, 27, 63, 167, 189, 501, 643, 1169, 1503, 1929, 3507, 4501, 4509, 5787, 10521, 13503, 17361, 31563, 40509, 107381, 121527, 322143, 751667, 966429, 2255001, 2899287, 6765003, 20295009]

約数ペア:

[(1, 20295009), (3, 6765003), (7, 2899287), (9, 2255001), (21, 966429), (27, 751667), (63, 322143), (167, 121527), (189, 107381), (501, 40509), (643, 31563), (1169, 17361), (1503, 13503), (1929, 10521), (3507, 5787), (4501, 4509)]