18117693

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:286

約数の個数: 36

約数和(自身を含む): 29213184

約数和(自身を除く): 11095491

約数列:

[1, 3, 9, 11, 33, 99, 121, 127, 131, 363, 381, 393, 1089, 1143, 1179, 1397, 1441, 4191, 4323, 12573, 12969, 15367, 15851, 16637, 46101, 47553, 49911, 138303, 142659, 149733, 183007, 549021, 1647063, 2013077, 6039231, 18117693]

約数ペア:

[(1, 18117693), (3, 6039231), (9, 2013077), (11, 1647063), (33, 549021), (99, 183007), (121, 149733), (127, 142659), (131, 138303), (363, 49911), (381, 47553), (393, 46101), (1089, 16637), (1143, 15851), (1179, 15367), (1397, 12969), (1441, 12573), (4191, 4323)]