20156040429

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1301}}^1\times {\mathrm{43397}}^1$

素因数の和:44725

約数の個数: 32

約数和(自身を含む): 32546416896

約数和(自身を除く): 12390376467

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 1301, 3903, 9107, 22117, 27321, 43397, 66351, 130191, 154819, 303779, 464457, 737749, 911337, 2213247, 5164243, 15492729, 56459497, 169378491, 395216479, 959811449, 1185649437, 2879434347, 6718680143, 20156040429]

約数ペア:

[(1, 20156040429), (3, 6718680143), (7, 2879434347), (17, 1185649437), (21, 959811449), (51, 395216479), (119, 169378491), (357, 56459497), (1301, 15492729), (3903, 5164243), (9107, 2213247), (22117, 911337), (27321, 737749), (43397, 464457), (66351, 303779), (130191, 154819)]