1981909969

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{18617}}^1$

素因数の和:19080

約数の個数: 16

約数和(自身を含む): 2252033280

約数和(自身を除く): 270123311

約数列:

[1, 13, 19, 247, 431, 5603, 8189, 18617, 106457, 242021, 353723, 4598399, 8023927, 104311051, 152454613, 1981909969]

約数ペア:

[(1, 1981909969), (13, 152454613), (19, 104311051), (247, 8023927), (431, 4598399), (5603, 353723), (8189, 242021), (18617, 106457)]