20117069

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2381}}^1$

素因数の和:2476

約数の個数: 16

約数和(自身を含む): 24696576

約数和(自身を除く): 4579507

約数列:

[1, 7, 17, 71, 119, 497, 1207, 2381, 8449, 16667, 40477, 169051, 283339, 1183357, 2873867, 20117069]

約数ペア:

[(1, 20117069), (7, 2873867), (17, 1183357), (71, 283339), (119, 169051), (497, 40477), (1207, 16667), (2381, 8449)]