20153253197

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1223}}^1\times {\mathrm{214007}}^1$

素因数の和:215248

約数の個数: 16

約数和(自身を含む): 25146796032

約数和(自身を除く): 4993542835

約数列:

[1, 7, 11, 77, 1223, 8561, 13453, 94171, 214007, 1498049, 2354077, 16478539, 261730561, 1832113927, 2879036171, 20153253197]

約数ペア:

[(1, 20153253197), (7, 2879036171), (11, 1832113927), (77, 261730561), (1223, 16478539), (8561, 2354077), (13453, 1498049), (94171, 214007)]