20173537809

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{541}}^1\times {\mathrm{18919}}^1$

素因数の和:19542

約数の個数: 32

約数和(自身を含む): 30353734400

約数和(自身を除く): 10180196591

約数列:

[1, 3, 9, 27, 73, 219, 541, 657, 1623, 1971, 4869, 14607, 18919, 39493, 56757, 118479, 170271, 355437, 510813, 1066311, 1381087, 4143261, 10235179, 12429783, 30705537, 37289349, 92116611, 276349833, 747168067, 2241504201, 6724512603, 20173537809]

約数ペア:

[(1, 20173537809), (3, 6724512603), (9, 2241504201), (27, 747168067), (73, 276349833), (219, 92116611), (541, 37289349), (657, 30705537), (1623, 12429783), (1971, 10235179), (4869, 4143261), (14607, 1381087), (18919, 1066311), (39493, 510813), (56757, 355437), (118479, 170271)]