19656530

素因数分解:

$2^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3529}}^1$

素因数の和:4093

約数の個数: 16

約数和(自身を含む): 35455320

約数和(自身を除く): 15798790

約数列:

[1, 2, 5, 10, 557, 1114, 2785, 3529, 5570, 7058, 17645, 35290, 1965653, 3931306, 9828265, 19656530]

約数ペア:

[(1, 19656530), (2, 9828265), (5, 3931306), (10, 1965653), (557, 35290), (1114, 17645), (2785, 7058), (3529, 5570)]