20625297

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8117}}^1$

素因数の和:8149

約数の個数: 24

約数和(自身を含む): 34550208

約数和(自身を除く): 13924911

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 8117, 24351, 56819, 89287, 170457, 267861, 625009, 982157, 1875027, 2946471, 6875099, 20625297]

約数ペア:

[(1, 20625297), (3, 6875099), (7, 2946471), (11, 1875027), (21, 982157), (33, 625009), (77, 267861), (121, 170457), (231, 89287), (363, 56819), (847, 24351), (2541, 8117)]