20152174872

素因数分解:

$2^3\times 3^1\times {\mathrm{1999}}^1\times {\mathrm{420047}}^1$

素因数の和:422055

約数の個数: 32

約数和(自身を含む): 50405760000

約数和(自身を除く): 30253585128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1999, 3998, 5997, 7996, 11994, 15992, 23988, 47976, 420047, 840094, 1260141, 1680188, 2520282, 3360376, 5040564, 10081128, 839673953, 1679347906, 2519021859, 3358695812, 5038043718, 6717391624, 10076087436, 20152174872]

約数ペア:

[(1, 20152174872), (2, 10076087436), (3, 6717391624), (4, 5038043718), (6, 3358695812), (8, 2519021859), (12, 1679347906), (24, 839673953), (1999, 10081128), (3998, 5040564), (5997, 3360376), (7996, 2520282), (11994, 1680188), (15992, 1260141), (23988, 840094), (47976, 420047)]