20299042

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{877}}^1$

素因数の和:1113

約数の個数: 16

約数和(自身を含む): 31102272

約数和(自身を除く): 10803230

約数列:

[1, 2, 71, 142, 163, 326, 877, 1754, 11573, 23146, 62267, 124534, 142951, 285902, 10149521, 20299042]

約数ペア:

[(1, 20299042), (2, 10149521), (71, 285902), (142, 142951), (163, 124534), (326, 62267), (877, 23146), (1754, 11573)]