18950173

素因数分解:

${\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{787}}^1$

素因数の和:1008

約数の個数: 12

約数和(自身を含む): 20960800

約数和(自身を除く): 2010627

約数列:

[1, 11, 121, 199, 787, 2189, 8657, 24079, 95227, 156613, 1722743, 18950173]

約数ペア:

[(1, 18950173), (11, 1722743), (121, 156613), (199, 95227), (787, 24079), (2189, 8657)]