19745866

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{16993}}^1$

素因数の和:17085

約数の個数: 16

約数和(自身を含む): 34259904

約数和(自身を除く): 14514038

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 16993, 33986, 118951, 237902, 1410419, 2820838, 9872933, 19745866]

約数ペア:

[(1, 19745866), (2, 9872933), (7, 2820838), (14, 1410419), (83, 237902), (166, 118951), (581, 33986), (1162, 16993)]