20147025987

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{133097}}^1$

素因数の和:133264

約数の個数: 36

約数和(自身を含む): 32217701880

約数和(自身を除く): 12070675893

約数列:

[1, 3, 9, 11, 33, 99, 121, 139, 363, 417, 1089, 1251, 1529, 4587, 13761, 16819, 50457, 133097, 151371, 399291, 1197873, 1464067, 4392201, 13176603, 16104737, 18500483, 48314211, 55501449, 144942633, 166504347, 203505313, 610515939, 1831547817, 2238558443, 6715675329, 20147025987]

約数ペア:

[(1, 20147025987), (3, 6715675329), (9, 2238558443), (11, 1831547817), (33, 610515939), (99, 203505313), (121, 166504347), (139, 144942633), (363, 55501449), (417, 48314211), (1089, 18500483), (1251, 16104737), (1529, 13176603), (4587, 4392201), (13761, 1464067), (16819, 1197873), (50457, 399291), (133097, 151371)]