20830689

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{7793}}^1$

素因数の和:7819

約数の個数: 24

約数和(自身を含む): 34044192

約数和(自身を除く): 13213503

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 7793, 23379, 70137, 85723, 210411, 257169, 631233, 771507, 1893699, 2314521, 6943563, 20830689]

約数ペア:

[(1, 20830689), (3, 6943563), (9, 2314521), (11, 1893699), (27, 771507), (33, 631233), (81, 257169), (99, 210411), (243, 85723), (297, 70137), (891, 23379), (2673, 7793)]