20761146

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{164771}}^1$

素因数の和:164786

約数の個数: 24

約数和(自身を含む): 51408864

約数和(自身を除く): 30647718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 164771, 329542, 494313, 988626, 1153397, 1482939, 2306794, 2965878, 3460191, 6920382, 10380573, 20761146]

約数ペア:

[(1, 20761146), (2, 10380573), (3, 6920382), (6, 3460191), (7, 2965878), (9, 2306794), (14, 1482939), (18, 1153397), (21, 988626), (42, 494313), (63, 329542), (126, 164771)]