18767221

素因数分解:

${\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{3607}}^1$

素因数の和:3672

約数の個数: 12

約数和(自身を含む): 21114016

約数和(自身を除く): 2346795

約数列:

[1, 11, 43, 121, 473, 3607, 5203, 39677, 155101, 436447, 1706111, 18767221]

約数ペア:

[(1, 18767221), (11, 1706111), (43, 436447), (121, 155101), (473, 39677), (3607, 5203)]