19036538

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:781

約数の個数: 16

約数和(自身を含む): 29030400

約数和(自身を除く): 9993862

約数列:

[1, 2, 127, 149, 254, 298, 503, 1006, 18923, 37846, 63881, 74947, 127762, 149894, 9518269, 19036538]

約数ペア:

[(1, 19036538), (2, 9518269), (127, 149894), (149, 127762), (254, 74947), (298, 63881), (503, 37846), (1006, 18923)]