18673179

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 29352960

約数和(自身を除く): 10679781

約数列:

[1, 3, 7, 21, 89, 97, 103, 267, 291, 309, 623, 679, 721, 1869, 2037, 2163, 8633, 9167, 9991, 25899, 27501, 29973, 60431, 64169, 69937, 181293, 192507, 209811, 889199, 2667597, 6224393, 18673179]

約数ペア:

[(1, 18673179), (3, 6224393), (7, 2667597), (21, 889199), (89, 209811), (97, 192507), (103, 181293), (267, 69937), (291, 64169), (309, 60431), (623, 29973), (679, 27501), (721, 25899), (1869, 9991), (2037, 9167), (2163, 8633)]