20395468

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{911}}^1$

素因数の和:1137

約数の個数: 24

約数和(自身を含む): 37154880

約数和(自身を除く): 16759412

約数列:

[1, 2, 4, 29, 58, 116, 193, 386, 772, 911, 1822, 3644, 5597, 11194, 22388, 26419, 52838, 105676, 175823, 351646, 703292, 5098867, 10197734, 20395468]

約数ペア:

[(1, 20395468), (2, 10197734), (4, 5098867), (29, 703292), (58, 351646), (116, 175823), (193, 105676), (386, 52838), (772, 26419), (911, 22388), (1822, 11194), (3644, 5597)]