19492810

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3041}}^1$

素因数の和:3689

約数の個数: 16

約数和(自身を含む): 35153352

約数和(自身を除く): 15660542

約数列:

[1, 2, 5, 10, 641, 1282, 3041, 3205, 6082, 6410, 15205, 30410, 1949281, 3898562, 9746405, 19492810]

約数ペア:

[(1, 19492810), (2, 9746405), (5, 3898562), (10, 1949281), (641, 30410), (1282, 15205), (3041, 6410), (3205, 6082)]