20595183

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 33546240

約数和(自身を除く): 12951057

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 399, 497, 727, 1349, 1491, 2181, 4047, 5089, 9443, 13813, 15267, 28329, 41439, 51617, 96691, 154851, 290073, 361319, 980723, 1083957, 2942169, 6865061, 20595183]

約数ペア:

[(1, 20595183), (3, 6865061), (7, 2942169), (19, 1083957), (21, 980723), (57, 361319), (71, 290073), (133, 154851), (213, 96691), (399, 51617), (497, 41439), (727, 28329), (1349, 15267), (1491, 13813), (2181, 9443), (4047, 5089)]