18015129

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{20219}}^1$

素因数の和:20242

約数の個数: 20

約数和(自身を含む): 29359440

約数和(自身を除く): 11344311

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 20219, 60657, 181971, 222409, 545913, 667227, 1637739, 2001681, 6005043, 18015129]

約数ペア:

[(1, 18015129), (3, 6005043), (9, 2001681), (11, 1637739), (27, 667227), (33, 545913), (81, 222409), (99, 181971), (297, 60657), (891, 20219)]