19491085588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1549}}^1\times {\mathrm{241981}}^1$

素因数の和:243547

約数の個数: 24

約数和(自身を含む): 36757065800

約数和(自身を除く): 17265980212

約数列:

[1, 2, 4, 13, 26, 52, 1549, 3098, 6196, 20137, 40274, 80548, 241981, 483962, 967924, 3145753, 6291506, 12583012, 374828569, 749657138, 1499314276, 4872771397, 9745542794, 19491085588]

約数ペア:

[(1, 19491085588), (2, 9745542794), (4, 4872771397), (13, 1499314276), (26, 749657138), (52, 374828569), (1549, 12583012), (3098, 6291506), (6196, 3145753), (20137, 967924), (40274, 483962), (80548, 241981)]