19030790

素因数分解:

$2^1\times 5^1\times {\mathrm{911}}^1\times {\mathrm{2089}}^1$

素因数の和:3007

約数の個数: 16

約数和(自身を含む): 34309440

約数和(自身を除く): 15278650

約数列:

[1, 2, 5, 10, 911, 1822, 2089, 4178, 4555, 9110, 10445, 20890, 1903079, 3806158, 9515395, 19030790]

約数ペア:

[(1, 19030790), (2, 9515395), (5, 3806158), (10, 1903079), (911, 20890), (1822, 10445), (2089, 9110), (4178, 4555)]