18983783

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{919}}^1$

素因数の和:1166

約数の個数: 16

約数和(自身を含む): 23493120

約数和(自身を除く): 4509337

約数列:

[1, 7, 13, 91, 227, 919, 1589, 2951, 6433, 11947, 20657, 83629, 208613, 1460291, 2711969, 18983783]

約数ペア:

[(1, 18983783), (7, 2711969), (13, 1460291), (91, 208613), (227, 83629), (919, 20657), (1589, 11947), (2951, 6433)]