19290411

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2411}}^1$

素因数の和:2551

約数の個数: 24

約数和(自身を含む): 32108544

約数和(自身を除く): 12818133

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2411, 2667, 7233, 8001, 16877, 21699, 50631, 151893, 306197, 918591, 2143379, 2755773, 6430137, 19290411]

約数ペア:

[(1, 19290411), (3, 6430137), (7, 2755773), (9, 2143379), (21, 918591), (63, 306197), (127, 151893), (381, 50631), (889, 21699), (1143, 16877), (2411, 8001), (2667, 7233)]