18270901

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:572

約数の個数: 16

約数和(自身を含む): 20953728

約数和(自身を除く): 2682827

約数列:

[1, 11, 23, 253, 257, 281, 2827, 3091, 5911, 6463, 65021, 71093, 72217, 794387, 1660991, 18270901]

約数ペア:

[(1, 18270901), (11, 1660991), (23, 794387), (253, 72217), (257, 71093), (281, 65021), (2827, 6463), (3091, 5911)]