20145951

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3593}}^1$

素因数の和:3695

約数の個数: 24

約数和(自身を含む): 33639840

約数和(自身を除く): 13493889

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 3593, 5607, 10779, 25151, 32337, 75453, 226359, 319777, 959331, 2238439, 2877993, 6715317, 20145951]

約数ペア:

[(1, 20145951), (3, 6715317), (7, 2877993), (9, 2238439), (21, 959331), (63, 319777), (89, 226359), (267, 75453), (623, 32337), (801, 25151), (1869, 10779), (3593, 5607)]