20154687057

素因数分解:

$3^6\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{14407}}^1$

素因数の和:14545

約数の個数: 56

約数和(自身を含む): 32125805760

約数和(自身を除く): 11971118703

約数列:

[1, 3, 9, 19, 27, 57, 81, 101, 171, 243, 303, 513, 729, 909, 1539, 1919, 2727, 4617, 5757, 8181, 13851, 14407, 17271, 24543, 43221, 51813, 73629, 129663, 155439, 273733, 388989, 466317, 821199, 1166967, 1398951, 1455107, 2463597, 3500901, 4365321, 7390791, 10502703, 13095963, 22172373, 27647033, 39287889, 66517119, 82941099, 117863667, 199551357, 248823297, 353591001, 746469891, 1060773003, 2239409673, 6718229019, 20154687057]

約数ペア:

[(1, 20154687057), (3, 6718229019), (9, 2239409673), (19, 1060773003), (27, 746469891), (57, 353591001), (81, 248823297), (101, 199551357), (171, 117863667), (243, 82941099), (303, 66517119), (513, 39287889), (729, 27647033), (909, 22172373), (1539, 13095963), (1919, 10502703), (2727, 7390791), (4617, 4365321), (5757, 3500901), (8181, 2463597), (13851, 1455107), (14407, 1398951), (17271, 1166967), (24543, 821199), (43221, 466317), (51813, 388989), (73629, 273733), (129663, 155439)]