19973092

素因数分解:

$2^2\times {\mathrm{73}}^2\times {\mathrm{937}}^1$

素因数の和:1087

約数の個数: 18

約数和(自身を含む): 35476098

約数和(自身を除く): 15503006

約数列:

[1, 2, 4, 73, 146, 292, 937, 1874, 3748, 5329, 10658, 21316, 68401, 136802, 273604, 4993273, 9986546, 19973092]

約数ペア:

[(1, 19973092), (2, 9986546), (4, 4993273), (73, 273604), (146, 136802), (292, 68401), (937, 21316), (1874, 10658), (3748, 5329)]