18253719

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3923}}^1$

素因数の和:3987

約数の個数: 24

約数和(自身を含む): 29382912

約数和(自身を除く): 11129193

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 3923, 4653, 11769, 35307, 43153, 129459, 184381, 388377, 553143, 1659429, 2028191, 6084573, 18253719]

約数ペア:

[(1, 18253719), (3, 6084573), (9, 2028191), (11, 1659429), (33, 553143), (47, 388377), (99, 184381), (141, 129459), (423, 43153), (517, 35307), (1551, 11769), (3923, 4653)]