19644919

素因数分解:

$7^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 24081408

約数和(自身を除く): 4436489

約数列:

[1, 7, 29, 47, 71, 203, 329, 497, 841, 1363, 2059, 3337, 5887, 9541, 14413, 23359, 39527, 59711, 96773, 276689, 417977, 677411, 2806417, 19644919]

約数ペア:

[(1, 19644919), (7, 2806417), (29, 677411), (47, 417977), (71, 276689), (203, 96773), (329, 59711), (497, 39527), (841, 23359), (1363, 14413), (2059, 9541), (3337, 5887)]