19118764

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1033}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 38332448

約数和(自身を除く): 19213684

約数列:

[1, 2, 4, 7, 14, 28, 661, 1033, 1322, 2066, 2644, 4132, 4627, 7231, 9254, 14462, 18508, 28924, 682813, 1365626, 2731252, 4779691, 9559382, 19118764]

約数ペア:

[(1, 19118764), (2, 9559382), (4, 4779691), (7, 2731252), (14, 1365626), (28, 682813), (661, 28924), (1033, 18508), (1322, 14462), (2066, 9254), (2644, 7231), (4132, 4627)]