20195079

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1759}}^1$

素因数の和:1894

約数の個数: 16

約数和(自身を含む): 27878400

約数和(自身を除く): 7683321

約数列:

[1, 3, 43, 89, 129, 267, 1759, 3827, 5277, 11481, 75637, 156551, 226911, 469653, 6731693, 20195079]

約数ペア:

[(1, 20195079), (3, 6731693), (43, 469653), (89, 226911), (129, 156551), (267, 75637), (1759, 11481), (3827, 5277)]