19882772

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54623}}^1$

素因数の和:54647

約数の個数: 24

約数和(自身を含む): 42825216

約数和(自身を除く): 22942444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 54623, 109246, 218492, 382361, 710099, 764722, 1420198, 1529444, 2840396, 4970693, 9941386, 19882772]

約数ペア:

[(1, 19882772), (2, 9941386), (4, 4970693), (7, 2840396), (13, 1529444), (14, 1420198), (26, 764722), (28, 710099), (52, 382361), (91, 218492), (182, 109246), (364, 54623)]