18668914

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1933}}^1$

素因数の和:2385

約数の個数: 16

約数和(自身を含む): 30634560

約数和(自身を除く): 11965646

約数列:

[1, 2, 11, 22, 439, 878, 1933, 3866, 4829, 9658, 21263, 42526, 848587, 1697174, 9334457, 18668914]

約数ペア:

[(1, 18668914), (2, 9334457), (11, 1697174), (22, 848587), (439, 42526), (878, 21263), (1933, 9658), (3866, 4829)]