19354370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{977}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 39996288

約数和(自身を除く): 20641918

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 283, 566, 977, 1415, 1954, 1981, 2830, 3962, 4885, 6839, 9770, 9905, 13678, 19810, 34195, 68390, 276491, 552982, 1382455, 1935437, 2764910, 3870874, 9677185, 19354370]

約数ペア:

[(1, 19354370), (2, 9677185), (5, 3870874), (7, 2764910), (10, 1935437), (14, 1382455), (35, 552982), (70, 276491), (283, 68390), (566, 34195), (977, 19810), (1415, 13678), (1954, 9905), (1981, 9770), (2830, 6839), (3962, 4885)]