18717230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{267389}}^1$

素因数の和:267403

約数の個数: 16

約数和(自身を含む): 38504160

約数和(自身を除く): 19786930

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 267389, 534778, 1336945, 1871723, 2673890, 3743446, 9358615, 18717230]

約数ペア:

[(1, 18717230), (2, 9358615), (5, 3743446), (7, 2673890), (10, 1871723), (14, 1336945), (35, 534778), (70, 267389)]