19993527

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{18061}}^1$

素因数の和:18111

約数の個数: 16

約数和(自身を含む): 30344160

約数和(自身を除く): 10350633

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 18061, 54183, 162549, 487647, 740501, 2221503, 6664509, 19993527]

約数ペア:

[(1, 19993527), (3, 6664509), (9, 2221503), (27, 740501), (41, 487647), (123, 162549), (369, 54183), (1107, 18061)]