18997216

素因数分解:

$2^5\times 7^1\times {\mathrm{84809}}^1$

素因数の和:84826

約数の個数: 24

約数和(自身を含む): 42744240

約数和(自身を除く): 23747024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 84809, 169618, 339236, 593663, 678472, 1187326, 1356944, 2374652, 2713888, 4749304, 9498608, 18997216]

約数ペア:

[(1, 18997216), (2, 9498608), (4, 4749304), (7, 2713888), (8, 2374652), (14, 1356944), (16, 1187326), (28, 678472), (32, 593663), (56, 339236), (112, 169618), (224, 84809)]