20180352933

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1\times {\mathrm{1321}}^1$

素因数の和:2027

約数の個数: 64

約数和(自身を含む): 32728066560

約数和(自身を除く): 12547713627

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 213, 351, 613, 639, 923, 1321, 1839, 1917, 2769, 3963, 5517, 7969, 8307, 11889, 16551, 17173, 23907, 24921, 35667, 43523, 51519, 71721, 93791, 130569, 154557, 215163, 281373, 391707, 463671, 565799, 809773, 844119, 1175121, 1219283, 1697397, 2429319, 2532357, 3657849, 5092191, 7287957, 10527049, 10973547, 15276573, 21863871, 31581147, 32920641, 57493883, 94743441, 172481649, 284230323, 517444947, 747420479, 1552334841, 2242261437, 6726784311, 20180352933]

約数ペア:

[(1, 20180352933), (3, 6726784311), (9, 2242261437), (13, 1552334841), (27, 747420479), (39, 517444947), (71, 284230323), (117, 172481649), (213, 94743441), (351, 57493883), (613, 32920641), (639, 31581147), (923, 21863871), (1321, 15276573), (1839, 10973547), (1917, 10527049), (2769, 7287957), (3963, 5092191), (5517, 3657849), (7969, 2532357), (8307, 2429319), (11889, 1697397), (16551, 1219283), (17173, 1175121), (23907, 844119), (24921, 809773), (35667, 565799), (43523, 463671), (51519, 391707), (71721, 281373), (93791, 215163), (130569, 154557)]