168260018

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{4057}}^1$

素因数の和:4381

約数の個数: 16

約数和(自身を含む): 256384440

約数和(自身を除く): 88124422

約数列:

[1, 2, 89, 178, 233, 466, 4057, 8114, 20737, 41474, 361073, 722146, 945281, 1890562, 84130009, 168260018]

約数ペア:

[(1, 168260018), (2, 84130009), (89, 1890562), (178, 945281), (233, 722146), (466, 361073), (4057, 41474), (8114, 20737)]