19017955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18199}}^1$

素因数の和:18234

約数の個数: 16

約数和(自身を含む): 26208000

約数和(自身を除く): 7190045

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 18199, 90995, 200189, 345781, 1000945, 1728905, 3803591, 19017955]

約数ペア:

[(1, 19017955), (5, 3803591), (11, 1728905), (19, 1000945), (55, 345781), (95, 200189), (209, 90995), (1045, 18199)]