19133020

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2339}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 40294800

約数和(自身を除く): 21161780

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 2339, 4090, 4678, 8180, 9356, 11695, 23390, 46780, 956651, 1913302, 3826604, 4783255, 9566510, 19133020]

約数ペア:

[(1, 19133020), (2, 9566510), (4, 4783255), (5, 3826604), (10, 1913302), (20, 956651), (409, 46780), (818, 23390), (1636, 11695), (2045, 9356), (2339, 8180), (4090, 4678)]