18920944

素因数分解:

$2^4\times 7^1\times {\mathrm{168937}}^1$

素因数の和:168952

約数の個数: 20

約数和(自身を含む): 41896624

約数和(自身を除く): 22975680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 168937, 337874, 675748, 1182559, 1351496, 2365118, 2702992, 4730236, 9460472, 18920944]

約数ペア:

[(1, 18920944), (2, 9460472), (4, 4730236), (7, 2702992), (8, 2365118), (14, 1351496), (16, 1182559), (28, 675748), (56, 337874), (112, 168937)]