19829117

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 25561536

約数和(自身を除く): 5732419

約数列:

[1, 7, 11, 41, 77, 121, 287, 451, 571, 847, 3157, 3997, 4961, 6281, 23411, 34727, 43967, 69091, 163877, 257521, 483637, 1802647, 2832731, 19829117]

約数ペア:

[(1, 19829117), (7, 2832731), (11, 1802647), (41, 483637), (77, 257521), (121, 163877), (287, 69091), (451, 43967), (571, 34727), (847, 23411), (3157, 6281), (3997, 4961)]