19381019

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{593}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 24377760

約数和(自身を除く): 4996741

約数列:

[1, 7, 23, 29, 49, 161, 203, 593, 667, 1127, 1421, 4151, 4669, 13639, 17197, 29057, 32683, 95473, 120379, 395531, 668311, 842653, 2768717, 19381019]

約数ペア:

[(1, 19381019), (7, 2768717), (23, 842653), (29, 668311), (49, 395531), (161, 120379), (203, 95473), (593, 32683), (667, 29057), (1127, 17197), (1421, 13639), (4151, 4669)]