19271745

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3929}}^1$

素因数の和:4049

約数の個数: 24

約数和(自身を含む): 33719400

約数和(自身を除く): 14447655

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 3929, 4905, 11787, 19645, 35361, 58935, 176805, 428261, 1284783, 2141305, 3854349, 6423915, 19271745]

約数ペア:

[(1, 19271745), (3, 6423915), (5, 3854349), (9, 2141305), (15, 1284783), (45, 428261), (109, 176805), (327, 58935), (545, 35361), (981, 19645), (1635, 11787), (3929, 4905)]