388520638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{165047}}^1$

素因数の和:165167

約数の個数: 16

約数和(自身を含む): 641706624

約数和(自身を除く): 253185986

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 165047, 330094, 1815517, 3631034, 17660029, 35320058, 194260319, 388520638]

約数ペア:

[(1, 388520638), (2, 194260319), (11, 35320058), (22, 17660029), (107, 3631034), (214, 1815517), (1177, 330094), (2354, 165047)]