18523466

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1451}}^1$

素因数の和:1957

約数の個数: 16

約数和(自身を含む): 30004128

約数和(自身を除く): 11480662

約数列:

[1, 2, 13, 26, 491, 982, 1451, 2902, 6383, 12766, 18863, 37726, 712441, 1424882, 9261733, 18523466]

約数ペア:

[(1, 18523466), (2, 9261733), (13, 1424882), (26, 712441), (491, 37726), (982, 18863), (1451, 12766), (2902, 6383)]