25561822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:808

約数の個数: 32

約数和(自身を含む): 45440640

約数和(自身を除く): 19878818

約数列:

[1, 2, 11, 13, 22, 26, 139, 143, 278, 286, 643, 1286, 1529, 1807, 3058, 3614, 7073, 8359, 14146, 16718, 19877, 39754, 89377, 91949, 178754, 183898, 983147, 1161901, 1966294, 2323802, 12780911, 25561822]

約数ペア:

[(1, 25561822), (2, 12780911), (11, 2323802), (13, 1966294), (22, 1161901), (26, 983147), (139, 183898), (143, 178754), (278, 91949), (286, 89377), (643, 39754), (1286, 19877), (1529, 16718), (1807, 14146), (3058, 8359), (3614, 7073)]