18860030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{269429}}^1$

素因数の和:269443

約数の個数: 16

約数和(自身を含む): 38797920

約数和(自身を除く): 19937890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 269429, 538858, 1347145, 1886003, 2694290, 3772006, 9430015, 18860030]

約数ペア:

[(1, 18860030), (2, 9430015), (5, 3772006), (7, 2694290), (10, 1886003), (14, 1347145), (35, 538858), (70, 269429)]