819813124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{20717}}^1$

素因数の和:21495

約数の個数: 24

約数和(自身を含む): 1547137368

約数和(自身を除く): 727324244

約数列:

[1, 2, 4, 13, 26, 52, 761, 1522, 3044, 9893, 19786, 20717, 39572, 41434, 82868, 269321, 538642, 1077284, 15765637, 31531274, 63062548, 204953281, 409906562, 819813124]

約数ペア:

[(1, 819813124), (2, 409906562), (4, 204953281), (13, 63062548), (26, 31531274), (52, 15765637), (761, 1077284), (1522, 538642), (3044, 269321), (9893, 82868), (19786, 41434), (20717, 39572)]