18680493916

素因数分解:

$2^2\times 7^1\times {\mathrm{667160497}}^1$

素因数の和:667160508

約数の個数: 12

約数和(自身を含む): 37360987888

約数和(自身を除く): 18680493972

約数列:

[1, 2, 4, 7, 14, 28, 667160497, 1334320994, 2668641988, 4670123479, 9340246958, 18680493916]

約数ペア:

[(1, 18680493916), (2, 9340246958), (4, 4670123479), (7, 2668641988), (14, 1334320994), (28, 667160497)]