19956195

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{63353}}^1$

素因数の和:63371

約数の個数: 24

約数和(自身を含む): 39532896

約数和(自身を除く): 19576701

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 63353, 190059, 316765, 443471, 570177, 950295, 1330413, 2217355, 2850885, 3991239, 6652065, 19956195]

約数ペア:

[(1, 19956195), (3, 6652065), (5, 3991239), (7, 2850885), (9, 2217355), (15, 1330413), (21, 950295), (35, 570177), (45, 443471), (63, 316765), (105, 190059), (315, 63353)]