20623376

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17657}}^1$

素因数の和:17738

約数の個数: 20

約数和(自身を含む): 40507452

約数和(自身を除く): 19884076

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17657, 35314, 70628, 141256, 282512, 1288961, 2577922, 5155844, 10311688, 20623376]

約数ペア:

[(1, 20623376), (2, 10311688), (4, 5155844), (8, 2577922), (16, 1288961), (73, 282512), (146, 141256), (292, 70628), (584, 35314), (1168, 17657)]