20294351

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{587}}^1$

素因数の和:1054

約数の個数: 16

約数和(自身を含む): 25401600

約数和(自身を除く): 5107249

約数列:

[1, 7, 11, 77, 449, 587, 3143, 4109, 4939, 6457, 34573, 45199, 263563, 1844941, 2899193, 20294351]

約数ペア:

[(1, 20294351), (7, 2899193), (11, 1844941), (77, 263563), (449, 45199), (587, 34573), (3143, 6457), (4109, 4939)]