18820172

素因数分解:

$2^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{2789}}^1$

素因数の和:3041

約数の個数: 24

約数和(自身を含む): 37810080

約数和(自身を除く): 18989908

約数列:

[1, 2, 4, 7, 14, 28, 241, 482, 964, 1687, 2789, 3374, 5578, 6748, 11156, 19523, 39046, 78092, 672149, 1344298, 2688596, 4705043, 9410086, 18820172]

約数ペア:

[(1, 18820172), (2, 9410086), (4, 4705043), (7, 2688596), (14, 1344298), (28, 672149), (241, 78092), (482, 39046), (964, 19523), (1687, 11156), (2789, 6748), (3374, 5578)]