18474260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131959}}^1$

素因数の和:131975

約数の個数: 24

約数和(自身を含む): 44338560

約数和(自身を除く): 25864300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131959, 263918, 527836, 659795, 923713, 1319590, 1847426, 2639180, 3694852, 4618565, 9237130, 18474260]

約数ペア:

[(1, 18474260), (2, 9237130), (4, 4618565), (5, 3694852), (7, 2639180), (10, 1847426), (14, 1319590), (20, 923713), (28, 659795), (35, 527836), (70, 263918), (140, 131959)]