19970902

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19541}}^1$

素因数の和:19623

約数の個数: 16

約数和(自身を含む): 34706592

約数和(自身を除く): 14735690

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 19541, 39082, 136787, 273574, 1426493, 2852986, 9985451, 19970902]

約数ペア:

[(1, 19970902), (2, 9985451), (7, 2852986), (14, 1426493), (73, 273574), (146, 136787), (511, 39082), (1022, 19541)]