19958902

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{1783}}^1$

素因数の和:2007

約数の個数: 16

約数和(自身を含む): 31148640

約数和(自身を除く): 11189738

約数列:

[1, 2, 29, 58, 193, 386, 1783, 3566, 5597, 11194, 51707, 103414, 344119, 688238, 9979451, 19958902]

約数ペア:

[(1, 19958902), (2, 9979451), (29, 688238), (58, 344119), (193, 103414), (386, 51707), (1783, 11194), (3566, 5597)]