19114389

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2389}}^1$

素因数の和:2529

約数の個数: 24

約数和(自身を含む): 31815680

約数和(自身を除く): 12701291

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2389, 2667, 7167, 8001, 16723, 21501, 50169, 150507, 303403, 910209, 2123821, 2730627, 6371463, 19114389]

約数ペア:

[(1, 19114389), (3, 6371463), (7, 2730627), (9, 2123821), (21, 910209), (63, 303403), (127, 150507), (381, 50169), (889, 21501), (1143, 16723), (2389, 8001), (2667, 7167)]