18504260

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2621}}^1$

素因数の和:2983

約数の個数: 24

約数和(自身を含む): 38983896

約数和(自身を除く): 20479636

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 2621, 3530, 5242, 7060, 10484, 13105, 26210, 52420, 925213, 1850426, 3700852, 4626065, 9252130, 18504260]

約数ペア:

[(1, 18504260), (2, 9252130), (4, 4626065), (5, 3700852), (10, 1850426), (20, 925213), (353, 52420), (706, 26210), (1412, 13105), (1765, 10484), (2621, 7060), (3530, 5242)]