18205670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{260081}}^1$

素因数の和:260095

約数の個数: 16

約数和(自身を含む): 37451808

約数和(自身を除く): 19246138

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 260081, 520162, 1300405, 1820567, 2600810, 3641134, 9102835, 18205670]

約数ペア:

[(1, 18205670), (2, 9102835), (5, 3641134), (7, 2600810), (10, 1820567), (14, 1300405), (35, 520162), (70, 260081)]