18705008

素因数分解:

$2^4\times 7^1\times {\mathrm{167009}}^1$

素因数の和:167024

約数の個数: 20

約数和(自身を含む): 41418480

約数和(自身を除く): 22713472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 167009, 334018, 668036, 1169063, 1336072, 2338126, 2672144, 4676252, 9352504, 18705008]

約数ペア:

[(1, 18705008), (2, 9352504), (4, 4676252), (7, 2672144), (8, 2338126), (14, 1336072), (16, 1169063), (28, 668036), (56, 334018), (112, 167009)]