19836944

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11587}}^1$

素因数の和:11702

約数の個数: 20

約数和(自身を含む): 38796624

約数和(自身を除く): 18959680

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11587, 23174, 46348, 92696, 185392, 1239809, 2479618, 4959236, 9918472, 19836944]

約数ペア:

[(1, 19836944), (2, 9918472), (4, 4959236), (8, 2479618), (16, 1239809), (107, 185392), (214, 92696), (428, 46348), (856, 23174), (1712, 11587)]