20495722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{5021}}^1$

素因数の和:5193

約数の個数: 16

約数和(自身を含む): 33325992

約数和(自身を除く): 12830270

約数列:

[1, 2, 13, 26, 157, 314, 2041, 4082, 5021, 10042, 65273, 130546, 788297, 1576594, 10247861, 20495722]

約数ペア:

[(1, 20495722), (2, 10247861), (13, 1576594), (26, 788297), (157, 130546), (314, 65273), (2041, 10042), (4082, 5021)]