20187765551

素因数分解:

${\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{1607}}^1\times {\mathrm{1723}}^1$

素因数の和:3670

約数の個数: 16

約数和(自身を含む): 21157369344

約数和(自身を除く): 969603793

約数列:

[1, 23, 317, 1607, 1723, 7291, 36961, 39629, 509419, 546191, 2768861, 11716637, 12562393, 63683803, 877728937, 20187765551]

約数ペア:

[(1, 20187765551), (23, 877728937), (317, 63683803), (1607, 12562393), (1723, 11716637), (7291, 2768861), (36961, 546191), (39629, 509419)]