208821906

素因数分解:

$2^1\times 3^2\times {\mathrm{2659}}^1\times {\mathrm{4363}}^1$

素因数の和:7030

約数の個数: 24

約数和(自身を含む): 452721360

約数和(自身を除く): 243899454

約数列:

[1, 2, 3, 6, 9, 18, 2659, 4363, 5318, 7977, 8726, 13089, 15954, 23931, 26178, 39267, 47862, 78534, 11601217, 23202434, 34803651, 69607302, 104410953, 208821906]

約数ペア:

[(1, 208821906), (2, 104410953), (3, 69607302), (6, 34803651), (9, 23202434), (18, 11601217), (2659, 78534), (4363, 47862), (5318, 39267), (7977, 26178), (8726, 23931), (13089, 15954)]