19139307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 29362176

約数和(自身を除く): 10222869

約数列:

[1, 3, 11, 31, 33, 53, 93, 159, 341, 353, 583, 1023, 1059, 1643, 1749, 3883, 4929, 10943, 11649, 18073, 18709, 32829, 54219, 56127, 120373, 205799, 361119, 579979, 617397, 1739937, 6379769, 19139307]

約数ペア:

[(1, 19139307), (3, 6379769), (11, 1739937), (31, 617397), (33, 579979), (53, 361119), (93, 205799), (159, 120373), (341, 56127), (353, 54219), (583, 32829), (1023, 18709), (1059, 18073), (1643, 11649), (1749, 10943), (3883, 4929)]