25520012

素因数分解:

$2^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1319}}^1$

素因数の和:2021

約数の個数: 24

約数和(自身を含む): 51152640

約数和(自身を除く): 25632628

約数列:

[1, 2, 4, 7, 14, 28, 691, 1319, 1382, 2638, 2764, 4837, 5276, 9233, 9674, 18466, 19348, 36932, 911429, 1822858, 3645716, 6380003, 12760006, 25520012]

約数ペア:

[(1, 25520012), (2, 12760006), (4, 6380003), (7, 3645716), (14, 1822858), (28, 911429), (691, 36932), (1319, 19348), (1382, 18466), (2638, 9674), (2764, 9233), (4837, 5276)]