18553780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{132527}}^1$

素因数の和:132543

約数の個数: 24

約数和(自身を含む): 44529408

約数和(自身を除く): 25975628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 132527, 265054, 530108, 662635, 927689, 1325270, 1855378, 2650540, 3710756, 4638445, 9276890, 18553780]

約数ペア:

[(1, 18553780), (2, 9276890), (4, 4638445), (5, 3710756), (7, 2650540), (10, 1855378), (14, 1325270), (20, 927689), (28, 662635), (35, 530108), (70, 265054), (140, 132527)]