20403847167

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1\times {\mathrm{1327}}^1$

素因数の和:1676

約数の個数: 64

約数和(自身を含む): 31668019200

約数和(自身を除く): 11264172033

約数列:

[1, 3, 11, 19, 33, 57, 137, 179, 209, 411, 537, 627, 1327, 1507, 1969, 2603, 3401, 3981, 4521, 5907, 7809, 10203, 14597, 24523, 25213, 28633, 37411, 43791, 73569, 75639, 85899, 112233, 181799, 237533, 269753, 277343, 465937, 545397, 712599, 809259, 832029, 1397811, 1999789, 2612863, 3454181, 4513127, 5125307, 5999367, 7838589, 10362543, 13539381, 15375921, 32542021, 37995991, 49644397, 97626063, 113987973, 148933191, 357962231, 618298399, 1073886693, 1854895197, 6801282389, 20403847167]

約数ペア:

[(1, 20403847167), (3, 6801282389), (11, 1854895197), (19, 1073886693), (33, 618298399), (57, 357962231), (137, 148933191), (179, 113987973), (209, 97626063), (411, 49644397), (537, 37995991), (627, 32542021), (1327, 15375921), (1507, 13539381), (1969, 10362543), (2603, 7838589), (3401, 5999367), (3981, 5125307), (4521, 4513127), (5907, 3454181), (7809, 2612863), (10203, 1999789), (14597, 1397811), (24523, 832029), (25213, 809259), (28633, 712599), (37411, 545397), (43791, 465937), (73569, 277343), (75639, 269753), (85899, 237533), (112233, 181799)]