19773033644

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54321521}}^1$

素因数の和:54321545

約数の個数: 24

約数和(自身を含む): 42588073248

約数和(自身を除く): 22815039604

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 54321521, 108643042, 217286084, 380250647, 706179773, 760501294, 1412359546, 1521002588, 2824719092, 4943258411, 9886516822, 19773033644]

約数ペア:

[(1, 19773033644), (2, 9886516822), (4, 4943258411), (7, 2824719092), (13, 1521002588), (14, 1412359546), (26, 760501294), (28, 706179773), (52, 380250647), (91, 217286084), (182, 108643042), (364, 54321521)]