19212410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{39209}}^1$

素因数の和:39230

約数の個数: 24

約数和(自身を含む): 40229460

約数和(自身を除く): 21017050

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 39209, 78418, 196045, 274463, 392090, 548926, 1372315, 1921241, 2744630, 3842482, 9606205, 19212410]

約数ペア:

[(1, 19212410), (2, 9606205), (5, 3842482), (7, 2744630), (10, 1921241), (14, 1372315), (35, 548926), (49, 392090), (70, 274463), (98, 196045), (245, 78418), (490, 39209)]