20190988678

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19756349}}^1$

素因数の和:19756431

約数の個数: 16

約数和(自身を含む): 35087277600

約数和(自身を除く): 14896288922

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 19756349, 39512698, 138294443, 276588886, 1442213477, 2884426954, 10095494339, 20190988678]

約数ペア:

[(1, 20190988678), (2, 10095494339), (7, 2884426954), (14, 1442213477), (73, 276588886), (146, 138294443), (511, 39512698), (1022, 19756349)]