19899082

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{9413}}^1$

素因数の和:9573

約数の個数: 16

約数和(自身を含む): 34342272

約数和(自身を除く): 14443190

約数列:

[1, 2, 7, 14, 151, 302, 1057, 2114, 9413, 18826, 65891, 131782, 1421363, 2842726, 9949541, 19899082]

約数ペア:

[(1, 19899082), (2, 9949541), (7, 2842726), (14, 1421363), (151, 131782), (302, 65891), (1057, 18826), (2114, 9413)]