20178049366

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{383}}^1\times {\mathrm{4057}}^1$

素因数の和:4636

約数の個数: 32

約数和(自身を含む): 31265169408

約数和(自身を除く): 11087120042

約数列:

[1, 2, 43, 86, 151, 302, 383, 766, 4057, 6493, 8114, 12986, 16469, 32938, 57833, 115666, 174451, 348902, 612607, 1225214, 1553831, 2486819, 3107662, 4973638, 26342101, 52684202, 66814733, 133629466, 234628481, 469256962, 10089024683, 20178049366]

約数ペア:

[(1, 20178049366), (2, 10089024683), (43, 469256962), (86, 234628481), (151, 133629466), (302, 66814733), (383, 52684202), (766, 26342101), (4057, 4973638), (6493, 3107662), (8114, 2486819), (12986, 1553831), (16469, 1225214), (32938, 612607), (57833, 348902), (115666, 174451)]