19946941

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3191}}^1$

素因数の和:3264

約数の個数: 16

約数和(自身を含む): 24514560

約数和(自身を除く): 4567619

約数列:

[1, 7, 19, 47, 133, 329, 893, 3191, 6251, 22337, 60629, 149977, 424403, 1049839, 2849563, 19946941]

約数ペア:

[(1, 19946941), (7, 2849563), (19, 1049839), (47, 424403), (133, 149977), (329, 60629), (893, 22337), (3191, 6251)]