19990066863

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1\times {\mathrm{557743}}^1$

素因数の和:558678

約数の個数: 16

約数和(自身を含む): 28734970880

約数和(自身を除く): 8744904017

約数列:

[1, 3, 13, 39, 919, 2757, 11947, 35841, 557743, 1673229, 7250659, 21751977, 512565817, 1537697451, 6663355621, 19990066863]

約数ペア:

[(1, 19990066863), (3, 6663355621), (13, 1537697451), (39, 512565817), (919, 21751977), (2757, 7250659), (11947, 1673229), (35841, 557743)]