18885051

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:947

約数の個数: 24

約数和(自身を含む): 28435680

約数和(自身を除く): 9550629

約数列:

[1, 3, 9, 41, 61, 123, 183, 369, 549, 839, 2501, 2517, 7503, 7551, 22509, 34399, 51179, 103197, 153537, 309591, 460611, 2098339, 6295017, 18885051]

約数ペア:

[(1, 18885051), (3, 6295017), (9, 2098339), (41, 460611), (61, 309591), (123, 153537), (183, 103197), (369, 51179), (549, 34399), (839, 22509), (2501, 7551), (2517, 7503)]