20213504636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3440011}}^1$

素因数の和:3440141

約数の個数: 24

約数和(自身を含む): 38431814064

約数和(自身を除く): 18218309428

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 452, 1469, 2938, 5876, 3440011, 6880022, 13760044, 44720143, 89440286, 178880572, 388721243, 777442486, 1554884972, 5053376159, 10106752318, 20213504636]

約数ペア:

[(1, 20213504636), (2, 10106752318), (4, 5053376159), (13, 1554884972), (26, 777442486), (52, 388721243), (113, 178880572), (226, 89440286), (452, 44720143), (1469, 13760044), (2938, 6880022), (5876, 3440011)]