19383338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20149}}^1$

素因数の和:20201

約数の個数: 16

約数和(自身を含む): 32159400

約数和(自身を除く): 12776062

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 20149, 40298, 261937, 523874, 745513, 1491026, 9691669, 19383338]

約数ペア:

[(1, 19383338), (2, 9691669), (13, 1491026), (26, 745513), (37, 523874), (74, 261937), (481, 40298), (962, 20149)]