20395004

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25117}}^1$

素因数の和:25157

約数の個数: 24

約数和(自身を含む): 42198240

約数和(自身を除く): 21803236

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 25117, 50234, 100468, 175819, 351638, 703276, 728393, 1456786, 2913572, 5098751, 10197502, 20395004]

約数ペア:

[(1, 20395004), (2, 10197502), (4, 5098751), (7, 2913572), (14, 1456786), (28, 728393), (29, 703276), (58, 351638), (116, 175819), (203, 100468), (406, 50234), (812, 25117)]