18717876

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{17929}}^1$

素因数の和:17968

約数の個数: 36

約数和(自身を含む): 48948900

約数和(自身を除く): 30231024

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 17929, 35858, 53787, 71716, 107574, 161361, 215148, 322722, 519941, 645444, 1039882, 1559823, 2079764, 3119646, 4679469, 6239292, 9358938, 18717876]

約数ペア:

[(1, 18717876), (2, 9358938), (3, 6239292), (4, 4679469), (6, 3119646), (9, 2079764), (12, 1559823), (18, 1039882), (29, 645444), (36, 519941), (58, 322722), (87, 215148), (116, 161361), (174, 107574), (261, 71716), (348, 53787), (522, 35858), (1044, 17929)]