19934896

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{2477}}^1$

素因数の和:2988

約数の個数: 20

約数和(自身を含む): 38716272

約数和(自身を除く): 18781376

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 2477, 4024, 4954, 8048, 9908, 19816, 39632, 1245931, 2491862, 4983724, 9967448, 19934896]

約数ペア:

[(1, 19934896), (2, 9967448), (4, 4983724), (8, 2491862), (16, 1245931), (503, 39632), (1006, 19816), (2012, 9908), (2477, 8048), (4024, 4954)]