19728142

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{32771}}^1$

素因数の和:32823

約数の個数: 16

約数和(自身を含む): 34607232

約数和(自身を除く): 14879090

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 32771, 65542, 229397, 458794, 1409153, 2818306, 9864071, 19728142]

約数ペア:

[(1, 19728142), (2, 9864071), (7, 2818306), (14, 1409153), (43, 458794), (86, 229397), (301, 65542), (602, 32771)]