20388625942

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1\times {\mathrm{148171}}^1$

素因数の和:148923

約数の個数: 16

約数和(自身を含む): 30916976832

約数和(自身を除く): 10528350890

約数列:

[1, 2, 107, 214, 643, 1286, 68801, 137602, 148171, 296342, 15854297, 31708594, 95273953, 190547906, 10194312971, 20388625942]

約数ペア:

[(1, 20388625942), (2, 10194312971), (107, 190547906), (214, 95273953), (643, 31708594), (1286, 15854297), (68801, 296342), (137602, 148171)]