19783372

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1439}}^1$

素因数の和:1941

約数の個数: 24

約数和(自身を含む): 39674880

約数和(自身を除く): 19891508

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1439, 1964, 2878, 3437, 5756, 6874, 10073, 13748, 20146, 40292, 706549, 1413098, 2826196, 4945843, 9891686, 19783372]

約数ペア:

[(1, 19783372), (2, 9891686), (4, 4945843), (7, 2826196), (14, 1413098), (28, 706549), (491, 40292), (982, 20146), (1439, 13748), (1964, 10073), (2878, 6874), (3437, 5756)]