18202209

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1621}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 25692480

約数和(自身を除く): 7490271

約数列:

[1, 3, 19, 57, 197, 591, 1621, 3743, 4863, 11229, 30799, 92397, 319337, 958011, 6067403, 18202209]

約数ペア:

[(1, 18202209), (3, 6067403), (19, 958011), (57, 319337), (197, 92397), (591, 30799), (1621, 11229), (3743, 4863)]