19025181

素因数分解:

$3^2\times 7^3\times {\mathrm{6163}}^1$

素因数の和:6190

約数の個数: 24

約数和(自身を含む): 32052800

約数和(自身を除く): 13027619

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 6163, 18489, 43141, 55467, 129423, 301987, 388269, 905961, 2113909, 2717883, 6341727, 19025181]

約数ペア:

[(1, 19025181), (3, 6341727), (7, 2717883), (9, 2113909), (21, 905961), (49, 388269), (63, 301987), (147, 129423), (343, 55467), (441, 43141), (1029, 18489), (3087, 6163)]