18965108

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{607}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 34013952

約数和(自身を除く): 15048844

約数列:

[1, 2, 4, 73, 107, 146, 214, 292, 428, 607, 1214, 2428, 7811, 15622, 31244, 44311, 64949, 88622, 129898, 177244, 259796, 4741277, 9482554, 18965108]

約数ペア:

[(1, 18965108), (2, 9482554), (4, 4741277), (73, 259796), (107, 177244), (146, 129898), (214, 88622), (292, 64949), (428, 44311), (607, 31244), (1214, 15622), (2428, 7811)]