18211568

素因数分解:

$2^4\times {\mathrm{1019}}^1\times {\mathrm{1117}}^1$

素因数の和:2144

約数の個数: 20

約数和(自身を含む): 35351160

約数和(自身を除く): 17139592

約数列:

[1, 2, 4, 8, 16, 1019, 1117, 2038, 2234, 4076, 4468, 8152, 8936, 16304, 17872, 1138223, 2276446, 4552892, 9105784, 18211568]

約数ペア:

[(1, 18211568), (2, 9105784), (4, 4552892), (8, 2276446), (16, 1138223), (1019, 17872), (1117, 16304), (2038, 8936), (2234, 8152), (4076, 4468)]