18782241

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{761}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 26456640

約数和(自身を除く): 7674399

約数列:

[1, 3, 19, 57, 433, 761, 1299, 2283, 8227, 14459, 24681, 43377, 329513, 988539, 6260747, 18782241]

約数ペア:

[(1, 18782241), (3, 6260747), (19, 988539), (57, 329513), (433, 43377), (761, 24681), (1299, 14459), (2283, 8227)]