18545660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{132469}}^1$

素因数の和:132485

約数の個数: 24

約数和(自身を含む): 44509920

約数和(自身を除く): 25964260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 132469, 264938, 529876, 662345, 927283, 1324690, 1854566, 2649380, 3709132, 4636415, 9272830, 18545660]

約数ペア:

[(1, 18545660), (2, 9272830), (4, 4636415), (5, 3709132), (7, 2649380), (10, 1854566), (14, 1324690), (20, 927283), (28, 662345), (35, 529876), (70, 264938), (140, 132469)]