19688023

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 22277376

約数和(自身を除く): 2589353

約数列:

[1, 17, 23, 43, 391, 731, 989, 1171, 16813, 19907, 26933, 50353, 457861, 856001, 1158119, 19688023]

約数ペア:

[(1, 19688023), (17, 1158119), (23, 856001), (43, 457861), (391, 50353), (731, 26933), (989, 19907), (1171, 16813)]