20792938306

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{64763}}^1$

素因数の和:64879

約数の個数: 64

約数和(自身を含む): 40288389120

約数和(自身を除く): 19495450814

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 71, 119, 133, 142, 238, 266, 323, 497, 646, 994, 1207, 1349, 2261, 2414, 2698, 4522, 8449, 9443, 16898, 18886, 22933, 45866, 64763, 129526, 160531, 321062, 453341, 906682, 1100971, 1230497, 2201942, 2460994, 4598173, 7706797, 8613479, 9196346, 15413594, 17226958, 20918449, 32187211, 41836898, 64374422, 78168941, 87365287, 146429143, 156337882, 174730574, 292858286, 547182587, 611557009, 1094365174, 1223114018, 1485209879, 2970419758, 10396469153, 20792938306]

約数ペア:

[(1, 20792938306), (2, 10396469153), (7, 2970419758), (14, 1485209879), (17, 1223114018), (19, 1094365174), (34, 611557009), (38, 547182587), (71, 292858286), (119, 174730574), (133, 156337882), (142, 146429143), (238, 87365287), (266, 78168941), (323, 64374422), (497, 41836898), (646, 32187211), (994, 20918449), (1207, 17226958), (1349, 15413594), (2261, 9196346), (2414, 8613479), (2698, 7706797), (4522, 4598173), (8449, 2460994), (9443, 2201942), (16898, 1230497), (18886, 1100971), (22933, 906682), (45866, 453341), (64763, 321062), (129526, 160531)]