19709935

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 28823040

約数和(自身を除く): 9113105

約数列:

[1, 5, 7, 19, 35, 95, 107, 133, 277, 535, 665, 749, 1385, 1939, 2033, 3745, 5263, 9695, 10165, 14231, 26315, 29639, 36841, 71155, 148195, 184205, 207473, 563141, 1037365, 2815705, 3941987, 19709935]

約数ペア:

[(1, 19709935), (5, 3941987), (7, 2815705), (19, 1037365), (35, 563141), (95, 207473), (107, 184205), (133, 148195), (277, 71155), (535, 36841), (665, 29639), (749, 26315), (1385, 14231), (1939, 10165), (2033, 9695), (3745, 5263)]