20097819

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5407}}^1$

素因数の和:5479

約数の個数: 24

約数和(自身を含む): 33745920

約数和(自身を除く): 13648101

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 5407, 16221, 37849, 48663, 113547, 319013, 340641, 957039, 2233091, 2871117, 6699273, 20097819]

約数ペア:

[(1, 20097819), (3, 6699273), (7, 2871117), (9, 2233091), (21, 957039), (59, 340641), (63, 319013), (177, 113547), (413, 48663), (531, 37849), (1239, 16221), (3717, 5407)]