339906128

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{41737}}^1$

素因数の和:42254

約数の個数: 20

約数和(自身を含む): 659877780

約数和(自身を除く): 319971652

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 8144, 41737, 83474, 166948, 333896, 667792, 21244133, 42488266, 84976532, 169953064, 339906128]

約数ペア:

[(1, 339906128), (2, 169953064), (4, 84976532), (8, 42488266), (16, 21244133), (509, 667792), (1018, 333896), (2036, 166948), (4072, 83474), (8144, 41737)]