20732877

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 35223552

約数和(自身を除く): 14490675

約数列:

[1, 3, 9, 11, 17, 33, 51, 97, 99, 127, 153, 187, 291, 381, 561, 873, 1067, 1143, 1397, 1649, 1683, 2159, 3201, 4191, 4947, 6477, 9603, 12319, 12573, 14841, 18139, 19431, 23749, 36957, 54417, 71247, 110871, 135509, 163251, 209423, 213741, 406527, 628269, 1219581, 1884807, 2303653, 6910959, 20732877]

約数ペア:

[(1, 20732877), (3, 6910959), (9, 2303653), (11, 1884807), (17, 1219581), (33, 628269), (51, 406527), (97, 213741), (99, 209423), (127, 163251), (153, 135509), (187, 110871), (291, 71247), (381, 54417), (561, 36957), (873, 23749), (1067, 19431), (1143, 18139), (1397, 14841), (1649, 12573), (1683, 12319), (2159, 9603), (3201, 6477), (4191, 4947)]