19897162

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2903}}^1$

素因数の和:3077

約数の個数: 16

約数和(自身を含む): 31363200

約数和(自身を除く): 11466038

約数列:

[1, 2, 23, 46, 149, 298, 2903, 3427, 5806, 6854, 66769, 133538, 432547, 865094, 9948581, 19897162]

約数ペア:

[(1, 19897162), (2, 9948581), (23, 865094), (46, 432547), (149, 133538), (298, 66769), (2903, 6854), (3427, 5806)]