18828712

素因数分解:

$2^3\times 7^1\times {\mathrm{336227}}^1$

素因数の和:336240

約数の個数: 16

約数和(自身を含む): 40347360

約数和(自身を除く): 21518648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 336227, 672454, 1344908, 2353589, 2689816, 4707178, 9414356, 18828712]

約数ペア:

[(1, 18828712), (2, 9414356), (4, 4707178), (7, 2689816), (8, 2353589), (14, 1344908), (28, 672454), (56, 336227)]