19538042

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{27061}}^1$

素因数の和:27101

約数の個数: 12

約数和(自身を含む): 30931866

約数和(自身を除く): 11393824

約数列:

[1, 2, 19, 38, 361, 722, 27061, 54122, 514159, 1028318, 9769021, 19538042]

約数ペア:

[(1, 19538042), (2, 9769021), (19, 1028318), (38, 514159), (361, 54122), (722, 27061)]