19798376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{190369}}^1$

素因数の和:190388

約数の個数: 16

約数和(自身を含む): 39977700

約数和(自身を除く): 20179324

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 190369, 380738, 761476, 1522952, 2474797, 4949594, 9899188, 19798376]

約数ペア:

[(1, 19798376), (2, 9899188), (4, 4949594), (8, 2474797), (13, 1522952), (26, 761476), (52, 380738), (104, 190369)]