18804532311

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{253229}}^1$

素因数の和:253495

約数の個数: 24

約数和(自身を含む): 28021418880

約数和(自身を除く): 9216886569

約数列:

[1, 3, 9, 37, 111, 223, 333, 669, 2007, 8251, 24753, 74259, 253229, 759687, 2279061, 9369473, 28108419, 56470067, 84325257, 169410201, 508230603, 2089392479, 6268177437, 18804532311]

約数ペア:

[(1, 18804532311), (3, 6268177437), (9, 2089392479), (37, 508230603), (111, 169410201), (223, 84325257), (333, 56470067), (669, 28108419), (2007, 9369473), (8251, 2279061), (24753, 759687), (74259, 253229)]