18713870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{267341}}^1$

素因数の和:267355

約数の個数: 16

約数和(自身を含む): 38497248

約数和(自身を除く): 19783378

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 267341, 534682, 1336705, 1871387, 2673410, 3742774, 9356935, 18713870]

約数ペア:

[(1, 18713870), (2, 9356935), (5, 3742774), (7, 2673410), (10, 1871387), (14, 1336705), (35, 534682), (70, 267341)]