20138652541

素因数分解:

$7^2\times {\mathrm{199}}^1\times {\mathrm{271}}^1\times {\mathrm{7621}}^1$

素因数の和:8105

約数の個数: 24

約数和(自身を含む): 23634297600

約数和(自身を除く): 3495645059

約数列:

[1, 7, 49, 199, 271, 1393, 1897, 7621, 9751, 13279, 53347, 53929, 373429, 377503, 1516579, 2065291, 2642521, 10616053, 14457037, 74312371, 101199259, 410992909, 2876950363, 20138652541]

約数ペア:

[(1, 20138652541), (7, 2876950363), (49, 410992909), (199, 101199259), (271, 74312371), (1393, 14457037), (1897, 10616053), (7621, 2642521), (9751, 2065291), (13279, 1516579), (53347, 377503), (53929, 373429)]