16681270

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{18743}}^1$

素因数の和:18839

約数の個数: 16

約数和(自身を含む): 30365280

約数和(自身を除く): 13684010

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 18743, 37486, 93715, 187430, 1668127, 3336254, 8340635, 16681270]

約数ペア:

[(1, 16681270), (2, 8340635), (5, 3336254), (10, 1668127), (89, 187430), (178, 93715), (445, 37486), (890, 18743)]