20465178

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{200639}}^1$

素因数の和:200661

約数の個数: 16

約数和(自身を含む): 43338240

約数和(自身を除く): 22873062

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 200639, 401278, 601917, 1203834, 3410863, 6821726, 10232589, 20465178]

約数ペア:

[(1, 20465178), (2, 10232589), (3, 6821726), (6, 3410863), (17, 1203834), (34, 601917), (51, 401278), (102, 200639)]