20515272

素因数分解:

$2^3\times 3^1\times {\mathrm{313}}^1\times {\mathrm{2731}}^1$

素因数の和:3053

約数の個数: 32

約数和(自身を含む): 51470880

約数和(自身を除く): 30955608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 313, 626, 939, 1252, 1878, 2504, 2731, 3756, 5462, 7512, 8193, 10924, 16386, 21848, 32772, 65544, 854803, 1709606, 2564409, 3419212, 5128818, 6838424, 10257636, 20515272]

約数ペア:

[(1, 20515272), (2, 10257636), (3, 6838424), (4, 5128818), (6, 3419212), (8, 2564409), (12, 1709606), (24, 854803), (313, 65544), (626, 32772), (939, 21848), (1252, 16386), (1878, 10924), (2504, 8193), (2731, 7512), (3756, 5462)]