20123248570

素因数分解:

$2^1\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{1718467}}^1$

素因数の和:1719645

約数の個数: 16

約数和(自身を含む): 36252800928

約数和(自身を除く): 16129552358

約数列:

[1, 2, 5, 10, 1171, 2342, 5855, 11710, 1718467, 3436934, 8592335, 17184670, 2012324857, 4024649714, 10061624285, 20123248570]

約数ペア:

[(1, 20123248570), (2, 10061624285), (5, 4024649714), (10, 2012324857), (1171, 17184670), (2342, 8592335), (5855, 3436934), (11710, 1718467)]