18680451986

素因数分解:

$2^1\times 7^2\times {\mathrm{190616857}}^1$

素因数の和:190616873

約数の個数: 12

約数和(自身を含む): 32595482718

約数和(自身を除く): 13915030732

約数列:

[1, 2, 7, 14, 49, 98, 190616857, 381233714, 1334317999, 2668635998, 9340225993, 18680451986]

約数ペア:

[(1, 18680451986), (2, 9340225993), (7, 2668635998), (14, 1334317999), (49, 381233714), (98, 190616857)]