20161578519

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{131775023}}^1$

素因数の和:131775046

約数の個数: 12

約数和(自身を含む): 30835355616

約数和(自身を除く): 10673777097

約数列:

[1, 3, 9, 17, 51, 153, 131775023, 395325069, 1185975207, 2240175391, 6720526173, 20161578519]

約数ペア:

[(1, 20161578519), (3, 6720526173), (9, 2240175391), (17, 1185975207), (51, 395325069), (153, 131775023)]