18286340

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4787}}^1$

素因数の和:4987

約数の個数: 24

約数和(自身を含む): 38610432

約数和(自身を除く): 20324092

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 4787, 9574, 19148, 23935, 47870, 95740, 914317, 1828634, 3657268, 4571585, 9143170, 18286340]

約数ペア:

[(1, 18286340), (2, 9143170), (4, 4571585), (5, 3657268), (10, 1828634), (20, 914317), (191, 95740), (382, 47870), (764, 23935), (955, 19148), (1910, 9574), (3820, 4787)]